78239790

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{293}}^1$

素因数の和:375

約数の個数: 128

約数和(自身を含む): 223534080

約数和(自身を除く): 145294290

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 27, 30, 43, 45, 46, 54, 69, 86, 90, 115, 129, 135, 138, 207, 215, 230, 258, 270, 293, 345, 387, 414, 430, 586, 621, 645, 690, 774, 879, 989, 1035, 1161, 1242, 1290, 1465, 1758, 1935, 1978, 2070, 2322, 2637, 2930, 2967, 3105, 3870, 4395, 4945, 5274, 5805, 5934, 6210, 6739, 7911, 8790, 8901, 9890, 11610, 12599, 13185, 13478, 14835, 15822, 17802, 20217, 25198, 26370, 26703, 29670, 33695, 37797, 39555, 40434, 44505, 53406, 60651, 62995, 67390, 75594, 79110, 89010, 101085, 113391, 121302, 125990, 133515, 181953, 188985, 202170, 226782, 267030, 289777, 303255, 340173, 363906, 377970, 566955, 579554, 606510, 680346, 869331, 909765, 1133910, 1448885, 1700865, 1738662, 1819530, 2607993, 2897770, 3401730, 4346655, 5215986, 7823979, 8693310, 13039965, 15647958, 26079930, 39119895, 78239790]

約数ペア:

[(1, 78239790), (2, 39119895), (3, 26079930), (5, 15647958), (6, 13039965), (9, 8693310), (10, 7823979), (15, 5215986), (18, 4346655), (23, 3401730), (27, 2897770), (30, 2607993), (43, 1819530), (45, 1738662), (46, 1700865), (54, 1448885), (69, 1133910), (86, 909765), (90, 869331), (115, 680346), (129, 606510), (135, 579554), (138, 566955), (207, 377970), (215, 363906), (230, 340173), (258, 303255), (270, 289777), (293, 267030), (345, 226782), (387, 202170), (414, 188985), (430, 181953), (586, 133515), (621, 125990), (645, 121302), (690, 113391), (774, 101085), (879, 89010), (989, 79110), (1035, 75594), (1161, 67390), (1242, 62995), (1290, 60651), (1465, 53406), (1758, 44505), (1935, 40434), (1978, 39555), (2070, 37797), (2322, 33695), (2637, 29670), (2930, 26703), (2967, 26370), (3105, 25198), (3870, 20217), (4395, 17802), (4945, 15822), (5274, 14835), (5805, 13478), (5934, 13185), (6210, 12599), (6739, 11610), (7911, 9890), (8790, 8901)]