About the Number

129310920

129310919 ← → 129310921

2進数表記:111101101010010000011001000

漢数字表記:一億二千九百三十一万九百二十

素因数分解:

2 3 × 3 2 × 5 1 × 31 1 × 11587 1

素因数の和:11635
約数の個数: 96
約数和(自身を含む): 433854720
約数和(自身を除く): 304543800

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 120, 124, 155, 180, 186, 248, 279, 310, 360, 372, 465, 558, 620, 744, 930, 1116, 1240, 1395, 1860, 2232, 2790, 3720, 5580, 11160, 11587, 23174, 34761, 46348, 57935, 69522, 92696, 104283, 115870, 139044, 173805, 208566, 231740, 278088, 347610, 359197, 417132, 463480, 521415, 695220, 718394, 834264, 1042830, 1077591, 1390440, 1436788, 1795985, 2085660, 2155182, 2873576, 3232773, 3591970, 4171320, 4310364, 5387955, 6465546, 7183940, 8620728, 10775910, 12931092, 14367880, 16163865, 21551820, 25862184, 32327730, 43103640, 64655460, 129310920]

約数ペア:
[(1, 129310920), (2, 64655460), (3, 43103640), (4, 32327730), (5, 25862184), (6, 21551820), (8, 16163865), (9, 14367880), (10, 12931092), (12, 10775910), (15, 8620728), (18, 7183940), (20, 6465546), (24, 5387955), (30, 4310364), (31, 4171320), (36, 3591970), (40, 3232773), (45, 2873576), (60, 2155182), (62, 2085660), (72, 1795985), (90, 1436788), (93, 1390440), (120, 1077591), (124, 1042830), (155, 834264), (180, 718394), (186, 695220), (248, 521415), (279, 463480), (310, 417132), (360, 359197), (372, 347610), (465, 278088), (558, 231740), (620, 208566), (744, 173805), (930, 139044), (1116, 115870), (1240, 104283), (1395, 92696), (1860, 69522), (2232, 57935), (2790, 46348), (3720, 34761), (5580, 23174), (11160, 11587)]

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