2444782760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{3967}}^1$

素因数の和:4087

約数の個数: 128

約数和(自身を含む): 6582435840

約数和(自身を除く): 4137653080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 71, 124, 140, 142, 155, 217, 248, 280, 284, 310, 355, 434, 497, 568, 620, 710, 868, 994, 1085, 1240, 1420, 1736, 1988, 2170, 2201, 2485, 2840, 3967, 3976, 4340, 4402, 4970, 7934, 8680, 8804, 9940, 11005, 15407, 15868, 17608, 19835, 19880, 22010, 27769, 30814, 31736, 39670, 44020, 55538, 61628, 77035, 79340, 88040, 111076, 122977, 123256, 138845, 154070, 158680, 222152, 245954, 277690, 281657, 308140, 491908, 555380, 563314, 614885, 616280, 860839, 983816, 1110760, 1126628, 1229770, 1408285, 1721678, 1971599, 2253256, 2459540, 2816570, 3443356, 3943198, 4304195, 4919080, 5633140, 6886712, 7886396, 8608390, 8731367, 9857995, 11266280, 15772792, 17216780, 17462734, 19715990, 34433560, 34925468, 39431980, 43656835, 61119569, 69850936, 78863960, 87313670, 122239138, 174627340, 244478276, 305597845, 349254680, 488956552, 611195690, 1222391380, 2444782760]

約数ペア:

[(1, 2444782760), (2, 1222391380), (4, 611195690), (5, 488956552), (7, 349254680), (8, 305597845), (10, 244478276), (14, 174627340), (20, 122239138), (28, 87313670), (31, 78863960), (35, 69850936), (40, 61119569), (56, 43656835), (62, 39431980), (70, 34925468), (71, 34433560), (124, 19715990), (140, 17462734), (142, 17216780), (155, 15772792), (217, 11266280), (248, 9857995), (280, 8731367), (284, 8608390), (310, 7886396), (355, 6886712), (434, 5633140), (497, 4919080), (568, 4304195), (620, 3943198), (710, 3443356), (868, 2816570), (994, 2459540), (1085, 2253256), (1240, 1971599), (1420, 1721678), (1736, 1408285), (1988, 1229770), (2170, 1126628), (2201, 1110760), (2485, 983816), (2840, 860839), (3967, 616280), (3976, 614885), (4340, 563314), (4402, 555380), (4970, 491908), (7934, 308140), (8680, 281657), (8804, 277690), (9940, 245954), (11005, 222152), (15407, 158680), (15868, 154070), (17608, 138845), (19835, 123256), (19880, 122977), (22010, 111076), (27769, 88040), (30814, 79340), (31736, 77035), (39670, 61628), (44020, 55538)]