786745320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{863}}^1$

素因数の和:1055

約数の個数: 128

約数和(自身を含む): 2418647040

約数和(自身を除く): 1631901720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 107, 120, 142, 213, 214, 284, 321, 355, 426, 428, 535, 568, 642, 710, 852, 856, 863, 1065, 1070, 1284, 1420, 1605, 1704, 1726, 2130, 2140, 2568, 2589, 2840, 3210, 3452, 4260, 4280, 4315, 5178, 6420, 6904, 7597, 8520, 8630, 10356, 12840, 12945, 15194, 17260, 20712, 22791, 25890, 30388, 34520, 37985, 45582, 51780, 60776, 61273, 75970, 91164, 92341, 103560, 113955, 122546, 151940, 182328, 183819, 184682, 227910, 245092, 277023, 303880, 306365, 367638, 369364, 455820, 461705, 490184, 554046, 612730, 735276, 738728, 911640, 919095, 923410, 1108092, 1225460, 1385115, 1470552, 1838190, 1846820, 2216184, 2450920, 2770230, 3676380, 3693640, 5540460, 6556211, 7352760, 11080920, 13112422, 19668633, 26224844, 32781055, 39337266, 52449688, 65562110, 78674532, 98343165, 131124220, 157349064, 196686330, 262248440, 393372660, 786745320]

約数ペア:

[(1, 786745320), (2, 393372660), (3, 262248440), (4, 196686330), (5, 157349064), (6, 131124220), (8, 98343165), (10, 78674532), (12, 65562110), (15, 52449688), (20, 39337266), (24, 32781055), (30, 26224844), (40, 19668633), (60, 13112422), (71, 11080920), (107, 7352760), (120, 6556211), (142, 5540460), (213, 3693640), (214, 3676380), (284, 2770230), (321, 2450920), (355, 2216184), (426, 1846820), (428, 1838190), (535, 1470552), (568, 1385115), (642, 1225460), (710, 1108092), (852, 923410), (856, 919095), (863, 911640), (1065, 738728), (1070, 735276), (1284, 612730), (1420, 554046), (1605, 490184), (1704, 461705), (1726, 455820), (2130, 369364), (2140, 367638), (2568, 306365), (2589, 303880), (2840, 277023), (3210, 245092), (3452, 227910), (4260, 184682), (4280, 183819), (4315, 182328), (5178, 151940), (6420, 122546), (6904, 113955), (7597, 103560), (8520, 92341), (8630, 91164), (10356, 75970), (12840, 61273), (12945, 60776), (15194, 51780), (17260, 45582), (20712, 37985), (22791, 34520), (25890, 30388)]