64370040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{76631}}^1$

素因数の和:76652

約数の個数: 64

約数和(自身を含む): 220700160

約数和(自身を除く): 156330120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 76631, 153262, 229893, 306524, 383155, 459786, 536417, 613048, 766310, 919572, 1072834, 1149465, 1532620, 1609251, 1839144, 2145668, 2298930, 2682085, 3065240, 3218502, 4291336, 4597860, 5364170, 6437004, 8046255, 9195720, 10728340, 12874008, 16092510, 21456680, 32185020, 64370040]

約数ペア:

[(1, 64370040), (2, 32185020), (3, 21456680), (4, 16092510), (5, 12874008), (6, 10728340), (7, 9195720), (8, 8046255), (10, 6437004), (12, 5364170), (14, 4597860), (15, 4291336), (20, 3218502), (21, 3065240), (24, 2682085), (28, 2298930), (30, 2145668), (35, 1839144), (40, 1609251), (42, 1532620), (56, 1149465), (60, 1072834), (70, 919572), (84, 766310), (105, 613048), (120, 536417), (140, 459786), (168, 383155), (210, 306524), (280, 229893), (420, 153262), (840, 76631)]