81136080

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{659}}^1$

素因数の和:703

約数の個数: 200

約数和(自身を含む): 297079200

約数和(自身を除く): 215943120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 81, 90, 95, 108, 114, 120, 135, 144, 152, 162, 171, 180, 190, 216, 228, 240, 270, 285, 304, 324, 342, 360, 380, 405, 432, 456, 513, 540, 570, 648, 659, 684, 720, 760, 810, 855, 912, 1026, 1080, 1140, 1296, 1318, 1368, 1520, 1539, 1620, 1710, 1977, 2052, 2160, 2280, 2565, 2636, 2736, 3078, 3240, 3295, 3420, 3954, 4104, 4560, 5130, 5272, 5931, 6156, 6480, 6590, 6840, 7695, 7908, 8208, 9885, 10260, 10544, 11862, 12312, 12521, 13180, 13680, 15390, 15816, 17793, 19770, 20520, 23724, 24624, 25042, 26360, 29655, 30780, 31632, 35586, 37563, 39540, 41040, 47448, 50084, 52720, 53379, 59310, 61560, 62605, 71172, 75126, 79080, 88965, 94896, 100168, 106758, 112689, 118620, 123120, 125210, 142344, 150252, 158160, 177930, 187815, 200336, 213516, 225378, 237240, 250420, 266895, 284688, 300504, 338067, 355860, 375630, 427032, 450756, 474480, 500840, 533790, 563445, 601008, 676134, 711720, 751260, 854064, 901512, 1001680, 1014201, 1067580, 1126890, 1352268, 1423440, 1502520, 1690335, 1803024, 2028402, 2135160, 2253780, 2704536, 3005040, 3380670, 4056804, 4270320, 4507560, 5071005, 5409072, 6761340, 8113608, 9015120, 10142010, 13522680, 16227216, 20284020, 27045360, 40568040, 81136080]

約数ペア:

[(1, 81136080), (2, 40568040), (3, 27045360), (4, 20284020), (5, 16227216), (6, 13522680), (8, 10142010), (9, 9015120), (10, 8113608), (12, 6761340), (15, 5409072), (16, 5071005), (18, 4507560), (19, 4270320), (20, 4056804), (24, 3380670), (27, 3005040), (30, 2704536), (36, 2253780), (38, 2135160), (40, 2028402), (45, 1803024), (48, 1690335), (54, 1502520), (57, 1423440), (60, 1352268), (72, 1126890), (76, 1067580), (80, 1014201), (81, 1001680), (90, 901512), (95, 854064), (108, 751260), (114, 711720), (120, 676134), (135, 601008), (144, 563445), (152, 533790), (162, 500840), (171, 474480), (180, 450756), (190, 427032), (216, 375630), (228, 355860), (240, 338067), (270, 300504), (285, 284688), (304, 266895), (324, 250420), (342, 237240), (360, 225378), (380, 213516), (405, 200336), (432, 187815), (456, 177930), (513, 158160), (540, 150252), (570, 142344), (648, 125210), (659, 123120), (684, 118620), (720, 112689), (760, 106758), (810, 100168), (855, 94896), (912, 88965), (1026, 79080), (1080, 75126), (1140, 71172), (1296, 62605), (1318, 61560), (1368, 59310), (1520, 53379), (1539, 52720), (1620, 50084), (1710, 47448), (1977, 41040), (2052, 39540), (2160, 37563), (2280, 35586), (2565, 31632), (2636, 30780), (2736, 29655), (3078, 26360), (3240, 25042), (3295, 24624), (3420, 23724), (3954, 20520), (4104, 19770), (4560, 17793), (5130, 15816), (5272, 15390), (5931, 13680), (6156, 13180), (6480, 12521), (6590, 12312), (6840, 11862), (7695, 10544), (7908, 10260), (8208, 9885)]