508151960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{113}}^1$

素因数の和:301

約数の個数: 128

約数和(自身を含む): 1246795200

約数和(自身を除く): 738643240

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 61, 76, 95, 97, 113, 122, 152, 190, 194, 226, 244, 305, 380, 388, 452, 485, 488, 565, 610, 760, 776, 904, 970, 1130, 1159, 1220, 1843, 1940, 2147, 2260, 2318, 2440, 3686, 3880, 4294, 4520, 4636, 5795, 5917, 6893, 7372, 8588, 9215, 9272, 10735, 10961, 11590, 11834, 13786, 14744, 17176, 18430, 21470, 21922, 23180, 23668, 27572, 29585, 34465, 36860, 42940, 43844, 46360, 47336, 54805, 55144, 59170, 68930, 73720, 85880, 87688, 109610, 112423, 118340, 130967, 137860, 208259, 219220, 224846, 236680, 261934, 275720, 416518, 438440, 449692, 523868, 562115, 654835, 668621, 833036, 899384, 1041295, 1047736, 1124230, 1309670, 1337242, 1666072, 2082590, 2248460, 2619340, 2674484, 3343105, 4165180, 4496920, 5238680, 5348968, 6686210, 8330360, 12703799, 13372420, 25407598, 26744840, 50815196, 63518995, 101630392, 127037990, 254075980, 508151960]

約数ペア:

[(1, 508151960), (2, 254075980), (4, 127037990), (5, 101630392), (8, 63518995), (10, 50815196), (19, 26744840), (20, 25407598), (38, 13372420), (40, 12703799), (61, 8330360), (76, 6686210), (95, 5348968), (97, 5238680), (113, 4496920), (122, 4165180), (152, 3343105), (190, 2674484), (194, 2619340), (226, 2248460), (244, 2082590), (305, 1666072), (380, 1337242), (388, 1309670), (452, 1124230), (485, 1047736), (488, 1041295), (565, 899384), (610, 833036), (760, 668621), (776, 654835), (904, 562115), (970, 523868), (1130, 449692), (1159, 438440), (1220, 416518), (1843, 275720), (1940, 261934), (2147, 236680), (2260, 224846), (2318, 219220), (2440, 208259), (3686, 137860), (3880, 130967), (4294, 118340), (4520, 112423), (4636, 109610), (5795, 87688), (5917, 85880), (6893, 73720), (7372, 68930), (8588, 59170), (9215, 55144), (9272, 54805), (10735, 47336), (10961, 46360), (11590, 43844), (11834, 42940), (13786, 36860), (14744, 34465), (17176, 29585), (18430, 27572), (21470, 23668), (21922, 23180)]