20340450

素因数分解:

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

素因数の和:114

約数の個数: 192

約数和(自身を含む): 64579200

約数和(自身を除く): 44238750

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 19, 25, 26, 27, 30, 38, 39, 45, 50, 54, 57, 61, 65, 75, 78, 90, 95, 114, 117, 122, 130, 135, 150, 171, 183, 190, 195, 225, 234, 247, 270, 285, 305, 325, 342, 351, 366, 390, 450, 475, 494, 513, 549, 570, 585, 610, 650, 675, 702, 741, 793, 855, 915, 950, 975, 1026, 1098, 1159, 1170, 1235, 1350, 1425, 1482, 1525, 1586, 1647, 1710, 1755, 1830, 1950, 2223, 2318, 2379, 2470, 2565, 2745, 2850, 2925, 3050, 3294, 3477, 3510, 3705, 3965, 4275, 4446, 4575, 4758, 5130, 5490, 5795, 5850, 6175, 6669, 6954, 7137, 7410, 7930, 8235, 8550, 8775, 9150, 10431, 11115, 11590, 11895, 12350, 12825, 13338, 13725, 14274, 15067, 16470, 17385, 17550, 18525, 19825, 20862, 21411, 22230, 23790, 25650, 27450, 28975, 30134, 31293, 33345, 34770, 35685, 37050, 39650, 41175, 42822, 45201, 52155, 55575, 57950, 59475, 62586, 66690, 71370, 75335, 82350, 86925, 90402, 104310, 107055, 111150, 118950, 135603, 150670, 156465, 166725, 173850, 178425, 214110, 226005, 260775, 271206, 312930, 333450, 356850, 376675, 406809, 452010, 521550, 535275, 678015, 753350, 782325, 813618, 1070550, 1130025, 1356030, 1564650, 2034045, 2260050, 3390075, 4068090, 6780150, 10170225, 20340450]

約数ペア:

[(1, 20340450), (2, 10170225), (3, 6780150), (5, 4068090), (6, 3390075), (9, 2260050), (10, 2034045), (13, 1564650), (15, 1356030), (18, 1130025), (19, 1070550), (25, 813618), (26, 782325), (27, 753350), (30, 678015), (38, 535275), (39, 521550), (45, 452010), (50, 406809), (54, 376675), (57, 356850), (61, 333450), (65, 312930), (75, 271206), (78, 260775), (90, 226005), (95, 214110), (114, 178425), (117, 173850), (122, 166725), (130, 156465), (135, 150670), (150, 135603), (171, 118950), (183, 111150), (190, 107055), (195, 104310), (225, 90402), (234, 86925), (247, 82350), (270, 75335), (285, 71370), (305, 66690), (325, 62586), (342, 59475), (351, 57950), (366, 55575), (390, 52155), (450, 45201), (475, 42822), (494, 41175), (513, 39650), (549, 37050), (570, 35685), (585, 34770), (610, 33345), (650, 31293), (675, 30134), (702, 28975), (741, 27450), (793, 25650), (855, 23790), (915, 22230), (950, 21411), (975, 20862), (1026, 19825), (1098, 18525), (1159, 17550), (1170, 17385), (1235, 16470), (1350, 15067), (1425, 14274), (1482, 13725), (1525, 13338), (1586, 12825), (1647, 12350), (1710, 11895), (1755, 11590), (1830, 11115), (1950, 10431), (2223, 9150), (2318, 8775), (2379, 8550), (2470, 8235), (2565, 7930), (2745, 7410), (2850, 7137), (2925, 6954), (3050, 6669), (3294, 6175), (3477, 5850), (3510, 5795), (3705, 5490), (3965, 5130), (4275, 4758), (4446, 4575)]