344291320

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{947}}^1$

素因数の和:1168

約数の個数: 64

約数和(自身を含む): 793476000

約数和(自身を除く): 449184680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 149, 244, 298, 305, 488, 596, 610, 745, 947, 1192, 1220, 1490, 1894, 2440, 2980, 3788, 4735, 5960, 7576, 9089, 9470, 18178, 18940, 36356, 37880, 45445, 57767, 72712, 90890, 115534, 141103, 181780, 231068, 282206, 288835, 363560, 462136, 564412, 577670, 705515, 1128824, 1155340, 1411030, 2310680, 2822060, 5644120, 8607283, 17214566, 34429132, 43036415, 68858264, 86072830, 172145660, 344291320]

約数ペア:

[(1, 344291320), (2, 172145660), (4, 86072830), (5, 68858264), (8, 43036415), (10, 34429132), (20, 17214566), (40, 8607283), (61, 5644120), (122, 2822060), (149, 2310680), (244, 1411030), (298, 1155340), (305, 1128824), (488, 705515), (596, 577670), (610, 564412), (745, 462136), (947, 363560), (1192, 288835), (1220, 282206), (1490, 231068), (1894, 181780), (2440, 141103), (2980, 115534), (3788, 90890), (4735, 72712), (5960, 57767), (7576, 45445), (9089, 37880), (9470, 36356), (18178, 18940)]