491027280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{19121}}^1$

素因数の和:19244

約数の個数: 80

約数和(自身を含む): 1536490944

約数和(自身を除く): 1045463664

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 107, 120, 214, 240, 321, 428, 535, 642, 856, 1070, 1284, 1605, 1712, 2140, 2568, 3210, 4280, 5136, 6420, 8560, 12840, 19121, 25680, 38242, 57363, 76484, 95605, 114726, 152968, 191210, 229452, 286815, 305936, 382420, 458904, 573630, 764840, 917808, 1147260, 1529680, 2045947, 2294520, 4091894, 4589040, 6137841, 8183788, 10229735, 12275682, 16367576, 20459470, 24551364, 30689205, 32735152, 40918940, 49102728, 61378410, 81837880, 98205456, 122756820, 163675760, 245513640, 491027280]

約数ペア:

[(1, 491027280), (2, 245513640), (3, 163675760), (4, 122756820), (5, 98205456), (6, 81837880), (8, 61378410), (10, 49102728), (12, 40918940), (15, 32735152), (16, 30689205), (20, 24551364), (24, 20459470), (30, 16367576), (40, 12275682), (48, 10229735), (60, 8183788), (80, 6137841), (107, 4589040), (120, 4091894), (214, 2294520), (240, 2045947), (321, 1529680), (428, 1147260), (535, 917808), (642, 764840), (856, 573630), (1070, 458904), (1284, 382420), (1605, 305936), (1712, 286815), (2140, 229452), (2568, 191210), (3210, 152968), (4280, 114726), (5136, 95605), (6420, 76484), (8560, 57363), (12840, 38242), (19121, 25680)]