127897980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{4289}}^1$

素因数の和:4379

約数の個数: 96

約数和(自身を含む): 415134720

約数和(自身を除く): 287236740

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 71, 84, 105, 140, 142, 210, 213, 284, 355, 420, 426, 497, 710, 852, 994, 1065, 1420, 1491, 1988, 2130, 2485, 2982, 4260, 4289, 4970, 5964, 7455, 8578, 9940, 12867, 14910, 17156, 21445, 25734, 29820, 30023, 42890, 51468, 60046, 64335, 85780, 90069, 120092, 128670, 150115, 180138, 257340, 300230, 304519, 360276, 450345, 600460, 609038, 900690, 913557, 1218076, 1522595, 1801380, 1827114, 2131633, 3045190, 3654228, 4263266, 4567785, 6090380, 6394899, 8526532, 9135570, 10658165, 12789798, 18271140, 21316330, 25579596, 31974495, 42632660, 63948990, 127897980]

約数ペア:

[(1, 127897980), (2, 63948990), (3, 42632660), (4, 31974495), (5, 25579596), (6, 21316330), (7, 18271140), (10, 12789798), (12, 10658165), (14, 9135570), (15, 8526532), (20, 6394899), (21, 6090380), (28, 4567785), (30, 4263266), (35, 3654228), (42, 3045190), (60, 2131633), (70, 1827114), (71, 1801380), (84, 1522595), (105, 1218076), (140, 913557), (142, 900690), (210, 609038), (213, 600460), (284, 450345), (355, 360276), (420, 304519), (426, 300230), (497, 257340), (710, 180138), (852, 150115), (994, 128670), (1065, 120092), (1420, 90069), (1491, 85780), (1988, 64335), (2130, 60046), (2485, 51468), (2982, 42890), (4260, 30023), (4289, 29820), (4970, 25734), (5964, 21445), (7455, 17156), (8578, 14910), (9940, 12867)]