123594520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{491}}^1$

素因数の和:569

約数の個数: 128

約数和(自身を含む): 340070400

約数和(自身を除く): 216475880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 31, 35, 40, 56, 58, 62, 70, 116, 124, 140, 145, 155, 203, 217, 232, 248, 280, 290, 310, 406, 434, 491, 580, 620, 812, 868, 899, 982, 1015, 1085, 1160, 1240, 1624, 1736, 1798, 1964, 2030, 2170, 2455, 3437, 3596, 3928, 4060, 4340, 4495, 4910, 6293, 6874, 7192, 8120, 8680, 8990, 9820, 12586, 13748, 14239, 15221, 17185, 17980, 19640, 25172, 27496, 28478, 30442, 31465, 34370, 35960, 50344, 56956, 60884, 62930, 68740, 71195, 76105, 99673, 106547, 113912, 121768, 125860, 137480, 142390, 152210, 199346, 213094, 251720, 284780, 304420, 398692, 426188, 441409, 498365, 532735, 569560, 608840, 797384, 852376, 882818, 996730, 1065470, 1765636, 1993460, 2130940, 2207045, 3089863, 3531272, 3986920, 4261880, 4414090, 6179726, 8828180, 12359452, 15449315, 17656360, 24718904, 30898630, 61797260, 123594520]

約数ペア:

[(1, 123594520), (2, 61797260), (4, 30898630), (5, 24718904), (7, 17656360), (8, 15449315), (10, 12359452), (14, 8828180), (20, 6179726), (28, 4414090), (29, 4261880), (31, 3986920), (35, 3531272), (40, 3089863), (56, 2207045), (58, 2130940), (62, 1993460), (70, 1765636), (116, 1065470), (124, 996730), (140, 882818), (145, 852376), (155, 797384), (203, 608840), (217, 569560), (232, 532735), (248, 498365), (280, 441409), (290, 426188), (310, 398692), (406, 304420), (434, 284780), (491, 251720), (580, 213094), (620, 199346), (812, 152210), (868, 142390), (899, 137480), (982, 125860), (1015, 121768), (1085, 113912), (1160, 106547), (1240, 99673), (1624, 76105), (1736, 71195), (1798, 68740), (1964, 62930), (2030, 60884), (2170, 56956), (2455, 50344), (3437, 35960), (3596, 34370), (3928, 31465), (4060, 30442), (4340, 28478), (4495, 27496), (4910, 25172), (6293, 19640), (6874, 17980), (7192, 17185), (8120, 15221), (8680, 14239), (8990, 13748), (9820, 12586)]