123664560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{521}}^1$

素因数の和:603

約数の個数: 160

約数和(自身を含む): 410116608

約数和(自身を除く): 286452048

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, 258, 276, 344, 345, 368, 430, 460, 516, 521, 552, 645, 688, 690, 860, 920, 989, 1032, 1042, 1104, 1290, 1380, 1563, 1720, 1840, 1978, 2064, 2084, 2580, 2605, 2760, 2967, 3126, 3440, 3956, 4168, 4945, 5160, 5210, 5520, 5934, 6252, 7815, 7912, 8336, 9890, 10320, 10420, 11868, 11983, 12504, 14835, 15630, 15824, 19780, 20840, 22403, 23736, 23966, 25008, 29670, 31260, 35949, 39560, 41680, 44806, 47472, 47932, 59340, 59915, 62520, 67209, 71898, 79120, 89612, 95864, 112015, 118680, 119830, 125040, 134418, 143796, 179224, 179745, 191728, 224030, 237360, 239660, 268836, 287592, 336045, 358448, 359490, 448060, 479320, 515269, 537672, 575184, 672090, 718980, 896120, 958640, 1030538, 1075344, 1344180, 1437960, 1545807, 1792240, 2061076, 2576345, 2688360, 2875920, 3091614, 4122152, 5152690, 5376720, 6183228, 7729035, 8244304, 10305380, 12366456, 15458070, 20610760, 24732912, 30916140, 41221520, 61832280, 123664560]

約数ペア:

[(1, 123664560), (2, 61832280), (3, 41221520), (4, 30916140), (5, 24732912), (6, 20610760), (8, 15458070), (10, 12366456), (12, 10305380), (15, 8244304), (16, 7729035), (20, 6183228), (23, 5376720), (24, 5152690), (30, 4122152), (40, 3091614), (43, 2875920), (46, 2688360), (48, 2576345), (60, 2061076), (69, 1792240), (80, 1545807), (86, 1437960), (92, 1344180), (115, 1075344), (120, 1030538), (129, 958640), (138, 896120), (172, 718980), (184, 672090), (215, 575184), (230, 537672), (240, 515269), (258, 479320), (276, 448060), (344, 359490), (345, 358448), (368, 336045), (430, 287592), (460, 268836), (516, 239660), (521, 237360), (552, 224030), (645, 191728), (688, 179745), (690, 179224), (860, 143796), (920, 134418), (989, 125040), (1032, 119830), (1042, 118680), (1104, 112015), (1290, 95864), (1380, 89612), (1563, 79120), (1720, 71898), (1840, 67209), (1978, 62520), (2064, 59915), (2084, 59340), (2580, 47932), (2605, 47472), (2760, 44806), (2967, 41680), (3126, 39560), (3440, 35949), (3956, 31260), (4168, 29670), (4945, 25008), (5160, 23966), (5210, 23736), (5520, 22403), (5934, 20840), (6252, 19780), (7815, 15824), (7912, 15630), (8336, 14835), (9890, 12504), (10320, 11983), (10420, 11868)]