61001520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1$

素因数の和:339

約数の個数: 160

約数和(自身を含む): 202701312

約数和(自身を除く): 141699792

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 43, 46, 48, 60, 69, 80, 86, 92, 115, 120, 129, 138, 172, 184, 215, 230, 240, 257, 258, 276, 344, 345, 368, 430, 460, 514, 516, 552, 645, 688, 690, 771, 860, 920, 989, 1028, 1032, 1104, 1285, 1290, 1380, 1542, 1720, 1840, 1978, 2056, 2064, 2570, 2580, 2760, 2967, 3084, 3440, 3855, 3956, 4112, 4945, 5140, 5160, 5520, 5911, 5934, 6168, 7710, 7912, 9890, 10280, 10320, 11051, 11822, 11868, 12336, 14835, 15420, 15824, 17733, 19780, 20560, 22102, 23644, 23736, 29555, 29670, 30840, 33153, 35466, 39560, 44204, 47288, 47472, 55255, 59110, 59340, 61680, 66306, 70932, 79120, 88408, 88665, 94576, 110510, 118220, 118680, 132612, 141864, 165765, 176816, 177330, 221020, 236440, 237360, 254173, 265224, 283728, 331530, 354660, 442040, 472880, 508346, 530448, 663060, 709320, 762519, 884080, 1016692, 1270865, 1326120, 1418640, 1525038, 2033384, 2541730, 2652240, 3050076, 3812595, 4066768, 5083460, 6100152, 7625190, 10166920, 12200304, 15250380, 20333840, 30500760, 61001520]

約数ペア:

[(1, 61001520), (2, 30500760), (3, 20333840), (4, 15250380), (5, 12200304), (6, 10166920), (8, 7625190), (10, 6100152), (12, 5083460), (15, 4066768), (16, 3812595), (20, 3050076), (23, 2652240), (24, 2541730), (30, 2033384), (40, 1525038), (43, 1418640), (46, 1326120), (48, 1270865), (60, 1016692), (69, 884080), (80, 762519), (86, 709320), (92, 663060), (115, 530448), (120, 508346), (129, 472880), (138, 442040), (172, 354660), (184, 331530), (215, 283728), (230, 265224), (240, 254173), (257, 237360), (258, 236440), (276, 221020), (344, 177330), (345, 176816), (368, 165765), (430, 141864), (460, 132612), (514, 118680), (516, 118220), (552, 110510), (645, 94576), (688, 88665), (690, 88408), (771, 79120), (860, 70932), (920, 66306), (989, 61680), (1028, 59340), (1032, 59110), (1104, 55255), (1285, 47472), (1290, 47288), (1380, 44204), (1542, 39560), (1720, 35466), (1840, 33153), (1978, 30840), (2056, 29670), (2064, 29555), (2570, 23736), (2580, 23644), (2760, 22102), (2967, 20560), (3084, 19780), (3440, 17733), (3855, 15824), (3956, 15420), (4112, 14835), (4945, 12336), (5140, 11868), (5160, 11822), (5520, 11051), (5911, 10320), (5934, 10280), (6168, 9890), (7710, 7912)]