178324020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{461}}^1$

素因数の和:790

約数の個数: 144

約数和(自身を含む): 621548928

約数和(自身を除く): 443224908

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 307, 315, 420, 461, 614, 630, 921, 922, 1228, 1260, 1383, 1535, 1842, 1844, 2149, 2305, 2763, 2766, 3070, 3227, 3684, 4149, 4298, 4605, 4610, 5526, 5532, 6140, 6447, 6454, 6915, 8298, 8596, 9210, 9220, 9681, 10745, 11052, 12894, 12908, 13815, 13830, 16135, 16596, 18420, 19341, 19362, 20745, 21490, 25788, 27630, 27660, 29043, 32235, 32270, 38682, 38724, 41490, 42980, 48405, 55260, 58086, 64470, 64540, 77364, 82980, 96705, 96810, 116172, 128940, 141527, 145215, 193410, 193620, 283054, 290430, 386820, 424581, 566108, 580860, 707635, 849162, 990689, 1273743, 1415270, 1698324, 1981378, 2122905, 2547486, 2830540, 2972067, 3962756, 4245810, 4953445, 5094972, 5944134, 6368715, 8491620, 8916201, 9906890, 11888268, 12737430, 14860335, 17832402, 19813780, 25474860, 29720670, 35664804, 44581005, 59441340, 89162010, 178324020]

約数ペア:

[(1, 178324020), (2, 89162010), (3, 59441340), (4, 44581005), (5, 35664804), (6, 29720670), (7, 25474860), (9, 19813780), (10, 17832402), (12, 14860335), (14, 12737430), (15, 11888268), (18, 9906890), (20, 8916201), (21, 8491620), (28, 6368715), (30, 5944134), (35, 5094972), (36, 4953445), (42, 4245810), (45, 3962756), (60, 2972067), (63, 2830540), (70, 2547486), (84, 2122905), (90, 1981378), (105, 1698324), (126, 1415270), (140, 1273743), (180, 990689), (210, 849162), (252, 707635), (307, 580860), (315, 566108), (420, 424581), (461, 386820), (614, 290430), (630, 283054), (921, 193620), (922, 193410), (1228, 145215), (1260, 141527), (1383, 128940), (1535, 116172), (1842, 96810), (1844, 96705), (2149, 82980), (2305, 77364), (2763, 64540), (2766, 64470), (3070, 58086), (3227, 55260), (3684, 48405), (4149, 42980), (4298, 41490), (4605, 38724), (4610, 38682), (5526, 32270), (5532, 32235), (6140, 29043), (6447, 27660), (6454, 27630), (6915, 25788), (8298, 21490), (8596, 20745), (9210, 19362), (9220, 19341), (9681, 18420), (10745, 16596), (11052, 16135), (12894, 13830), (12908, 13815)]