748047480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{4621}}^1$

素因数の和:4725

約数の個数: 128

約数和(自身を含む): 2396044800

約数和(自身を除く): 1647997320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 71, 76, 95, 114, 120, 142, 152, 190, 213, 228, 284, 285, 355, 380, 426, 456, 568, 570, 710, 760, 852, 1065, 1140, 1349, 1420, 1704, 2130, 2280, 2698, 2840, 4047, 4260, 4621, 5396, 6745, 8094, 8520, 9242, 10792, 13490, 13863, 16188, 18484, 20235, 23105, 26980, 27726, 32376, 36968, 40470, 46210, 53960, 55452, 69315, 80940, 87799, 92420, 110904, 138630, 161880, 175598, 184840, 263397, 277260, 328091, 351196, 438995, 526794, 554520, 656182, 702392, 877990, 984273, 1053588, 1312364, 1316985, 1640455, 1755980, 1968546, 2107176, 2624728, 2633970, 3280910, 3511960, 3937092, 4921365, 5267940, 6233729, 6561820, 7874184, 9842730, 10535880, 12467458, 13123640, 18701187, 19685460, 24934916, 31168645, 37402374, 39370920, 49869832, 62337290, 74804748, 93505935, 124674580, 149609496, 187011870, 249349160, 374023740, 748047480]

約数ペア:

[(1, 748047480), (2, 374023740), (3, 249349160), (4, 187011870), (5, 149609496), (6, 124674580), (8, 93505935), (10, 74804748), (12, 62337290), (15, 49869832), (19, 39370920), (20, 37402374), (24, 31168645), (30, 24934916), (38, 19685460), (40, 18701187), (57, 13123640), (60, 12467458), (71, 10535880), (76, 9842730), (95, 7874184), (114, 6561820), (120, 6233729), (142, 5267940), (152, 4921365), (190, 3937092), (213, 3511960), (228, 3280910), (284, 2633970), (285, 2624728), (355, 2107176), (380, 1968546), (426, 1755980), (456, 1640455), (568, 1316985), (570, 1312364), (710, 1053588), (760, 984273), (852, 877990), (1065, 702392), (1140, 656182), (1349, 554520), (1420, 526794), (1704, 438995), (2130, 351196), (2280, 328091), (2698, 277260), (2840, 263397), (4047, 184840), (4260, 175598), (4621, 161880), (5396, 138630), (6745, 110904), (8094, 92420), (8520, 87799), (9242, 80940), (10792, 69315), (13490, 55452), (13863, 53960), (16188, 46210), (18484, 40470), (20235, 36968), (23105, 32376), (26980, 27726)]