71507280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:126

約数の個数: 240

約数和(自身を含む): 251608896

約数和(自身を除く): 180101616

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 41, 43, 48, 52, 60, 65, 78, 80, 82, 86, 104, 120, 123, 129, 130, 156, 164, 169, 172, 195, 205, 208, 215, 240, 246, 258, 260, 312, 328, 338, 344, 390, 410, 430, 492, 507, 516, 520, 533, 559, 615, 624, 645, 656, 676, 688, 780, 820, 845, 860, 984, 1014, 1032, 1040, 1066, 1118, 1230, 1290, 1352, 1560, 1599, 1640, 1677, 1690, 1720, 1763, 1968, 2028, 2064, 2132, 2236, 2460, 2535, 2580, 2665, 2704, 2795, 3120, 3198, 3280, 3354, 3380, 3440, 3526, 4056, 4264, 4472, 4920, 5070, 5160, 5289, 5330, 5590, 6396, 6708, 6760, 6929, 7052, 7267, 7995, 8112, 8385, 8528, 8815, 8944, 9840, 10140, 10320, 10578, 10660, 11180, 12792, 13416, 13520, 13858, 14104, 14534, 15990, 16770, 17630, 20280, 20787, 21156, 21320, 21801, 22360, 22919, 25584, 26445, 26832, 27716, 28208, 29068, 31980, 33540, 34645, 35260, 36335, 40560, 41574, 42312, 42640, 43602, 44720, 45838, 52890, 55432, 58136, 63960, 67080, 68757, 69290, 70520, 72670, 83148, 84624, 87204, 91676, 103935, 105780, 109005, 110864, 114595, 116272, 127920, 134160, 137514, 138580, 141040, 145340, 166296, 174408, 183352, 207870, 211560, 218010, 229190, 275028, 277160, 290680, 297947, 332592, 343785, 348816, 366704, 415740, 423120, 436020, 458380, 550056, 554320, 581360, 595894, 687570, 831480, 872040, 893841, 916760, 1100112, 1191788, 1375140, 1489735, 1662960, 1744080, 1787682, 1833520, 2383576, 2750280, 2979470, 3575364, 4469205, 4767152, 5500560, 5958940, 7150728, 8938410, 11917880, 14301456, 17876820, 23835760, 35753640, 71507280]

約数ペア:

[(1, 71507280), (2, 35753640), (3, 23835760), (4, 17876820), (5, 14301456), (6, 11917880), (8, 8938410), (10, 7150728), (12, 5958940), (13, 5500560), (15, 4767152), (16, 4469205), (20, 3575364), (24, 2979470), (26, 2750280), (30, 2383576), (39, 1833520), (40, 1787682), (41, 1744080), (43, 1662960), (48, 1489735), (52, 1375140), (60, 1191788), (65, 1100112), (78, 916760), (80, 893841), (82, 872040), (86, 831480), (104, 687570), (120, 595894), (123, 581360), (129, 554320), (130, 550056), (156, 458380), (164, 436020), (169, 423120), (172, 415740), (195, 366704), (205, 348816), (208, 343785), (215, 332592), (240, 297947), (246, 290680), (258, 277160), (260, 275028), (312, 229190), (328, 218010), (338, 211560), (344, 207870), (390, 183352), (410, 174408), (430, 166296), (492, 145340), (507, 141040), (516, 138580), (520, 137514), (533, 134160), (559, 127920), (615, 116272), (624, 114595), (645, 110864), (656, 109005), (676, 105780), (688, 103935), (780, 91676), (820, 87204), (845, 84624), (860, 83148), (984, 72670), (1014, 70520), (1032, 69290), (1040, 68757), (1066, 67080), (1118, 63960), (1230, 58136), (1290, 55432), (1352, 52890), (1560, 45838), (1599, 44720), (1640, 43602), (1677, 42640), (1690, 42312), (1720, 41574), (1763, 40560), (1968, 36335), (2028, 35260), (2064, 34645), (2132, 33540), (2236, 31980), (2460, 29068), (2535, 28208), (2580, 27716), (2665, 26832), (2704, 26445), (2795, 25584), (3120, 22919), (3198, 22360), (3280, 21801), (3354, 21320), (3380, 21156), (3440, 20787), (3526, 20280), (4056, 17630), (4264, 16770), (4472, 15990), (4920, 14534), (5070, 14104), (5160, 13858), (5289, 13520), (5330, 13416), (5590, 12792), (6396, 11180), (6708, 10660), (6760, 10578), (6929, 10320), (7052, 10140), (7267, 9840), (7995, 8944), (8112, 8815), (8385, 8528)]