72475760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{331}}^1$

素因数の和:391

約数の個数: 160

約数和(自身を含む): 213414912

約数和(自身を除く): 140939152

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 23, 28, 34, 35, 40, 46, 56, 68, 70, 80, 85, 92, 112, 115, 119, 136, 140, 161, 170, 184, 230, 238, 272, 280, 322, 331, 340, 368, 391, 460, 476, 560, 595, 644, 662, 680, 782, 805, 920, 952, 1190, 1288, 1324, 1360, 1564, 1610, 1655, 1840, 1904, 1955, 2317, 2380, 2576, 2648, 2737, 3128, 3220, 3310, 3910, 4634, 4760, 5296, 5474, 5627, 6256, 6440, 6620, 7613, 7820, 9268, 9520, 10948, 11254, 11585, 12880, 13240, 13685, 15226, 15640, 18536, 21896, 22508, 23170, 26480, 27370, 28135, 30452, 31280, 37072, 38065, 39389, 43792, 45016, 46340, 53291, 54740, 56270, 60904, 76130, 78778, 90032, 92680, 106582, 109480, 112540, 121808, 129421, 152260, 157556, 185360, 196945, 213164, 218960, 225080, 258842, 266455, 304520, 315112, 393890, 426328, 450160, 517684, 532910, 609040, 630224, 647105, 787780, 852656, 905947, 1035368, 1065820, 1294210, 1575560, 1811894, 2070736, 2131640, 2588420, 3151120, 3623788, 4263280, 4529735, 5176840, 7247576, 9059470, 10353680, 14495152, 18118940, 36237880, 72475760]

約数ペア:

[(1, 72475760), (2, 36237880), (4, 18118940), (5, 14495152), (7, 10353680), (8, 9059470), (10, 7247576), (14, 5176840), (16, 4529735), (17, 4263280), (20, 3623788), (23, 3151120), (28, 2588420), (34, 2131640), (35, 2070736), (40, 1811894), (46, 1575560), (56, 1294210), (68, 1065820), (70, 1035368), (80, 905947), (85, 852656), (92, 787780), (112, 647105), (115, 630224), (119, 609040), (136, 532910), (140, 517684), (161, 450160), (170, 426328), (184, 393890), (230, 315112), (238, 304520), (272, 266455), (280, 258842), (322, 225080), (331, 218960), (340, 213164), (368, 196945), (391, 185360), (460, 157556), (476, 152260), (560, 129421), (595, 121808), (644, 112540), (662, 109480), (680, 106582), (782, 92680), (805, 90032), (920, 78778), (952, 76130), (1190, 60904), (1288, 56270), (1324, 54740), (1360, 53291), (1564, 46340), (1610, 45016), (1655, 43792), (1840, 39389), (1904, 38065), (1955, 37072), (2317, 31280), (2380, 30452), (2576, 28135), (2648, 27370), (2737, 26480), (3128, 23170), (3220, 22508), (3310, 21896), (3910, 18536), (4634, 15640), (4760, 15226), (5296, 13685), (5474, 13240), (5627, 12880), (6256, 11585), (6440, 11254), (6620, 10948), (7613, 9520), (7820, 9268)]