81361800

素因数分解:

$2^3\times 3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:118

約数の個数: 384

約数和(自身を含む): 322896000

約数和(自身を除く): 241534200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 19, 20, 24, 25, 26, 27, 30, 36, 38, 39, 40, 45, 50, 52, 54, 57, 60, 61, 65, 72, 75, 76, 78, 90, 95, 100, 104, 108, 114, 117, 120, 122, 130, 135, 150, 152, 156, 171, 180, 183, 190, 195, 200, 216, 225, 228, 234, 244, 247, 260, 270, 285, 300, 305, 312, 325, 342, 351, 360, 366, 380, 390, 450, 456, 468, 475, 488, 494, 513, 520, 540, 549, 570, 585, 600, 610, 650, 675, 684, 702, 732, 741, 760, 780, 793, 855, 900, 915, 936, 950, 975, 988, 1026, 1080, 1098, 1140, 1159, 1170, 1220, 1235, 1300, 1350, 1368, 1404, 1425, 1464, 1482, 1525, 1560, 1586, 1647, 1710, 1755, 1800, 1830, 1900, 1950, 1976, 2052, 2196, 2223, 2280, 2318, 2340, 2379, 2440, 2470, 2565, 2600, 2700, 2745, 2808, 2850, 2925, 2964, 3050, 3172, 3294, 3420, 3477, 3510, 3660, 3705, 3800, 3900, 3965, 4104, 4275, 4392, 4446, 4575, 4636, 4680, 4758, 4940, 5130, 5400, 5490, 5700, 5795, 5850, 5928, 6100, 6175, 6344, 6588, 6669, 6840, 6954, 7020, 7137, 7320, 7410, 7800, 7930, 8235, 8550, 8775, 8892, 9150, 9272, 9516, 9880, 10260, 10431, 10980, 11115, 11400, 11590, 11700, 11895, 12200, 12350, 12825, 13176, 13338, 13725, 13908, 14040, 14274, 14820, 15067, 15860, 16470, 17100, 17385, 17550, 17784, 18300, 18525, 19032, 19825, 20520, 20862, 21411, 21960, 22230, 23180, 23400, 23790, 24700, 25650, 26676, 27450, 27816, 28548, 28975, 29640, 30134, 31293, 31720, 32940, 33345, 34200, 34770, 35100, 35685, 36600, 37050, 39650, 41175, 41724, 42822, 44460, 45201, 46360, 47580, 49400, 51300, 52155, 53352, 54900, 55575, 57096, 57950, 59475, 60268, 62586, 65880, 66690, 69540, 70200, 71370, 74100, 75335, 79300, 82350, 83448, 85644, 86925, 88920, 90402, 95160, 102600, 104310, 107055, 109800, 111150, 115900, 118950, 120536, 125172, 133380, 135603, 139080, 142740, 148200, 150670, 156465, 158600, 164700, 166725, 171288, 173850, 178425, 180804, 208620, 214110, 222300, 226005, 231800, 237900, 250344, 260775, 266760, 271206, 285480, 301340, 312930, 329400, 333450, 347700, 356850, 361608, 376675, 406809, 417240, 428220, 444600, 452010, 475800, 521550, 535275, 542412, 602680, 625860, 666900, 678015, 695400, 713700, 753350, 782325, 813618, 856440, 904020, 1043100, 1070550, 1084824, 1130025, 1251720, 1333800, 1356030, 1427400, 1506700, 1564650, 1627236, 1808040, 2034045, 2086200, 2141100, 2260050, 2712060, 3013400, 3129300, 3254472, 3390075, 4068090, 4282200, 4520100, 5424120, 6258600, 6780150, 8136180, 9040200, 10170225, 13560300, 16272360, 20340450, 27120600, 40680900, 81361800]

約数ペア:

[(1, 81361800), (2, 40680900), (3, 27120600), (4, 20340450), (5, 16272360), (6, 13560300), (8, 10170225), (9, 9040200), (10, 8136180), (12, 6780150), (13, 6258600), (15, 5424120), (18, 4520100), (19, 4282200), (20, 4068090), (24, 3390075), (25, 3254472), (26, 3129300), (27, 3013400), (30, 2712060), (36, 2260050), (38, 2141100), (39, 2086200), (40, 2034045), (45, 1808040), (50, 1627236), (52, 1564650), (54, 1506700), (57, 1427400), (60, 1356030), (61, 1333800), (65, 1251720), (72, 1130025), (75, 1084824), (76, 1070550), (78, 1043100), (90, 904020), (95, 856440), (100, 813618), (104, 782325), (108, 753350), (114, 713700), (117, 695400), (120, 678015), (122, 666900), (130, 625860), (135, 602680), (150, 542412), (152, 535275), (156, 521550), (171, 475800), (180, 452010), (183, 444600), (190, 428220), (195, 417240), (200, 406809), (216, 376675), (225, 361608), (228, 356850), (234, 347700), (244, 333450), (247, 329400), (260, 312930), (270, 301340), (285, 285480), (300, 271206), (305, 266760), (312, 260775), (325, 250344), (342, 237900), (351, 231800), (360, 226005), (366, 222300), (380, 214110), (390, 208620), (450, 180804), (456, 178425), (468, 173850), (475, 171288), (488, 166725), (494, 164700), (513, 158600), (520, 156465), (540, 150670), (549, 148200), (570, 142740), (585, 139080), (600, 135603), (610, 133380), (650, 125172), (675, 120536), (684, 118950), (702, 115900), (732, 111150), (741, 109800), (760, 107055), (780, 104310), (793, 102600), (855, 95160), (900, 90402), (915, 88920), (936, 86925), (950, 85644), (975, 83448), (988, 82350), (1026, 79300), (1080, 75335), (1098, 74100), (1140, 71370), (1159, 70200), (1170, 69540), (1220, 66690), (1235, 65880), (1300, 62586), (1350, 60268), (1368, 59475), (1404, 57950), (1425, 57096), (1464, 55575), (1482, 54900), (1525, 53352), (1560, 52155), (1586, 51300), (1647, 49400), (1710, 47580), (1755, 46360), (1800, 45201), (1830, 44460), (1900, 42822), (1950, 41724), (1976, 41175), (2052, 39650), (2196, 37050), (2223, 36600), (2280, 35685), (2318, 35100), (2340, 34770), (2379, 34200), (2440, 33345), (2470, 32940), (2565, 31720), (2600, 31293), (2700, 30134), (2745, 29640), (2808, 28975), (2850, 28548), (2925, 27816), (2964, 27450), (3050, 26676), (3172, 25650), (3294, 24700), (3420, 23790), (3477, 23400), (3510, 23180), (3660, 22230), (3705, 21960), (3800, 21411), (3900, 20862), (3965, 20520), (4104, 19825), (4275, 19032), (4392, 18525), (4446, 18300), (4575, 17784), (4636, 17550), (4680, 17385), (4758, 17100), (4940, 16470), (5130, 15860), (5400, 15067), (5490, 14820), (5700, 14274), (5795, 14040), (5850, 13908), (5928, 13725), (6100, 13338), (6175, 13176), (6344, 12825), (6588, 12350), (6669, 12200), (6840, 11895), (6954, 11700), (7020, 11590), (7137, 11400), (7320, 11115), (7410, 10980), (7800, 10431), (7930, 10260), (8235, 9880), (8550, 9516), (8775, 9272), (8892, 9150)]