1557021120

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{85363}}^1$

素因数の和:85402

約数の個数: 112

約数和(自身を含む): 5203789440

約数和(自身を除く): 3646768320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 152, 160, 190, 192, 228, 240, 285, 304, 320, 380, 456, 480, 570, 608, 760, 912, 960, 1140, 1216, 1520, 1824, 2280, 3040, 3648, 4560, 6080, 9120, 18240, 85363, 170726, 256089, 341452, 426815, 512178, 682904, 853630, 1024356, 1280445, 1365808, 1621897, 1707260, 2048712, 2560890, 2731616, 3243794, 3414520, 4097424, 4865691, 5121780, 5463232, 6487588, 6829040, 8109485, 8194848, 9731382, 10243560, 12975176, 13658080, 16218970, 16389696, 19462764, 20487120, 24328455, 25950352, 27316160, 32437940, 38925528, 40974240, 48656910, 51900704, 64875880, 77851056, 81948480, 97313820, 103801408, 129751760, 155702112, 194627640, 259503520, 311404224, 389255280, 519007040, 778510560, 1557021120]

約数ペア:

[(1, 1557021120), (2, 778510560), (3, 519007040), (4, 389255280), (5, 311404224), (6, 259503520), (8, 194627640), (10, 155702112), (12, 129751760), (15, 103801408), (16, 97313820), (19, 81948480), (20, 77851056), (24, 64875880), (30, 51900704), (32, 48656910), (38, 40974240), (40, 38925528), (48, 32437940), (57, 27316160), (60, 25950352), (64, 24328455), (76, 20487120), (80, 19462764), (95, 16389696), (96, 16218970), (114, 13658080), (120, 12975176), (152, 10243560), (160, 9731382), (190, 8194848), (192, 8109485), (228, 6829040), (240, 6487588), (285, 5463232), (304, 5121780), (320, 4865691), (380, 4097424), (456, 3414520), (480, 3243794), (570, 2731616), (608, 2560890), (760, 2048712), (912, 1707260), (960, 1621897), (1140, 1365808), (1216, 1280445), (1520, 1024356), (1824, 853630), (2280, 682904), (3040, 512178), (3648, 426815), (4560, 341452), (6080, 256089), (9120, 170726), (18240, 85363)]