75571020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1621}}^1$

素因数の和:1680

約数の個数: 144

約数和(自身を含む): 269226048

約数和(自身を除く): 193655028

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 37, 42, 45, 60, 63, 70, 74, 84, 90, 105, 111, 126, 140, 148, 180, 185, 210, 222, 252, 259, 315, 333, 370, 420, 444, 518, 555, 630, 666, 740, 777, 1036, 1110, 1260, 1295, 1332, 1554, 1621, 1665, 2220, 2331, 2590, 3108, 3242, 3330, 3885, 4662, 4863, 5180, 6484, 6660, 7770, 8105, 9324, 9726, 11347, 11655, 14589, 15540, 16210, 19452, 22694, 23310, 24315, 29178, 32420, 34041, 45388, 46620, 48630, 56735, 58356, 59977, 68082, 72945, 97260, 102123, 113470, 119954, 136164, 145890, 170205, 179931, 204246, 226940, 239908, 291780, 299885, 340410, 359862, 408492, 419839, 510615, 539793, 599770, 680820, 719724, 839678, 899655, 1021230, 1079586, 1199540, 1259517, 1679356, 1799310, 2042460, 2099195, 2159172, 2519034, 2698965, 3598620, 3778551, 4198390, 5038068, 5397930, 6297585, 7557102, 8396780, 10795860, 12595170, 15114204, 18892755, 25190340, 37785510, 75571020]

約数ペア:

[(1, 75571020), (2, 37785510), (3, 25190340), (4, 18892755), (5, 15114204), (6, 12595170), (7, 10795860), (9, 8396780), (10, 7557102), (12, 6297585), (14, 5397930), (15, 5038068), (18, 4198390), (20, 3778551), (21, 3598620), (28, 2698965), (30, 2519034), (35, 2159172), (36, 2099195), (37, 2042460), (42, 1799310), (45, 1679356), (60, 1259517), (63, 1199540), (70, 1079586), (74, 1021230), (84, 899655), (90, 839678), (105, 719724), (111, 680820), (126, 599770), (140, 539793), (148, 510615), (180, 419839), (185, 408492), (210, 359862), (222, 340410), (252, 299885), (259, 291780), (315, 239908), (333, 226940), (370, 204246), (420, 179931), (444, 170205), (518, 145890), (555, 136164), (630, 119954), (666, 113470), (740, 102123), (777, 97260), (1036, 72945), (1110, 68082), (1260, 59977), (1295, 58356), (1332, 56735), (1554, 48630), (1621, 46620), (1665, 45388), (2220, 34041), (2331, 32420), (2590, 29178), (3108, 24315), (3242, 23310), (3330, 22694), (3885, 19452), (4662, 16210), (4863, 15540), (5180, 14589), (6484, 11655), (6660, 11347), (7770, 9726), (8105, 9324)]