389078320

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{3919}}^1$

素因数の和:4022

約数の個数: 80

約数和(自身を含む): 971187840

約数和(自身を除く): 582109520

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 73, 80, 85, 136, 146, 170, 272, 292, 340, 365, 584, 680, 730, 1168, 1241, 1360, 1460, 2482, 2920, 3919, 4964, 5840, 6205, 7838, 9928, 12410, 15676, 19595, 19856, 24820, 31352, 39190, 49640, 62704, 66623, 78380, 99280, 133246, 156760, 266492, 286087, 313520, 333115, 532984, 572174, 666230, 1065968, 1144348, 1332460, 1430435, 2288696, 2664920, 2860870, 4577392, 4863479, 5329840, 5721740, 9726958, 11443480, 19453916, 22886960, 24317395, 38907832, 48634790, 77815664, 97269580, 194539160, 389078320]

約数ペア:

[(1, 389078320), (2, 194539160), (4, 97269580), (5, 77815664), (8, 48634790), (10, 38907832), (16, 24317395), (17, 22886960), (20, 19453916), (34, 11443480), (40, 9726958), (68, 5721740), (73, 5329840), (80, 4863479), (85, 4577392), (136, 2860870), (146, 2664920), (170, 2288696), (272, 1430435), (292, 1332460), (340, 1144348), (365, 1065968), (584, 666230), (680, 572174), (730, 532984), (1168, 333115), (1241, 313520), (1360, 286087), (1460, 266492), (2482, 156760), (2920, 133246), (3919, 99280), (4964, 78380), (5840, 66623), (6205, 62704), (7838, 49640), (9928, 39190), (12410, 31352), (15676, 24820), (19595, 19856)]