81100080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1543}}^1$

素因数の和:1635

約数の個数: 120

約数和(自身を含む): 276271008

約数和(自身を除く): 195170928

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 73, 80, 90, 120, 144, 146, 180, 219, 240, 292, 360, 365, 438, 584, 657, 720, 730, 876, 1095, 1168, 1314, 1460, 1543, 1752, 2190, 2628, 2920, 3086, 3285, 3504, 4380, 4629, 5256, 5840, 6172, 6570, 7715, 8760, 9258, 10512, 12344, 13140, 13887, 15430, 17520, 18516, 23145, 24688, 26280, 27774, 30860, 37032, 46290, 52560, 55548, 61720, 69435, 74064, 92580, 111096, 112639, 123440, 138870, 185160, 222192, 225278, 277740, 337917, 370320, 450556, 555480, 563195, 675834, 901112, 1013751, 1110960, 1126390, 1351668, 1689585, 1802224, 2027502, 2252780, 2703336, 3379170, 4055004, 4505560, 5068755, 5406672, 6758340, 8110008, 9011120, 10137510, 13516680, 16220016, 20275020, 27033360, 40550040, 81100080]

約数ペア:

[(1, 81100080), (2, 40550040), (3, 27033360), (4, 20275020), (5, 16220016), (6, 13516680), (8, 10137510), (9, 9011120), (10, 8110008), (12, 6758340), (15, 5406672), (16, 5068755), (18, 4505560), (20, 4055004), (24, 3379170), (30, 2703336), (36, 2252780), (40, 2027502), (45, 1802224), (48, 1689585), (60, 1351668), (72, 1126390), (73, 1110960), (80, 1013751), (90, 901112), (120, 675834), (144, 563195), (146, 555480), (180, 450556), (219, 370320), (240, 337917), (292, 277740), (360, 225278), (365, 222192), (438, 185160), (584, 138870), (657, 123440), (720, 112639), (730, 111096), (876, 92580), (1095, 74064), (1168, 69435), (1314, 61720), (1460, 55548), (1543, 52560), (1752, 46290), (2190, 37032), (2628, 30860), (2920, 27774), (3086, 26280), (3285, 24688), (3504, 23145), (4380, 18516), (4629, 17520), (5256, 15430), (5840, 13887), (6172, 13140), (6570, 12344), (7715, 10512), (8760, 9258)]