About the Number

1241229840

1241229839 ← → 1241229841

2進数表記:1001001111110111010101000010000

漢数字表記:十二億四千百二十二万九千八百四十

素因数分解:

2 4 × 3 1 × 5 1 × 17 1 × 304223 1

素因数の和:304256
約数の個数: 80
約数和(自身を含む): 4074167808
約数和(自身を除く): 2832937968

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 304223, 608446, 912669, 1216892, 1521115, 1825338, 2433784, 3042230, 3650676, 4563345, 4867568, 5171791, 6084460, 7301352, 9126690, 10343582, 12168920, 14602704, 15515373, 18253380, 20687164, 24337840, 25858955, 31030746, 36506760, 41374328, 51717910, 62061492, 73013520, 77576865, 82748656, 103435820, 124122984, 155153730, 206871640, 248245968, 310307460, 413743280, 620614920, 1241229840]

約数ペア:
[(1, 1241229840), (2, 620614920), (3, 413743280), (4, 310307460), (5, 248245968), (6, 206871640), (8, 155153730), (10, 124122984), (12, 103435820), (15, 82748656), (16, 77576865), (17, 73013520), (20, 62061492), (24, 51717910), (30, 41374328), (34, 36506760), (40, 31030746), (48, 25858955), (51, 24337840), (60, 20687164), (68, 18253380), (80, 15515373), (85, 14602704), (102, 12168920), (120, 10343582), (136, 9126690), (170, 7301352), (204, 6084460), (240, 5171791), (255, 4867568), (272, 4563345), (340, 3650676), (408, 3042230), (510, 2433784), (680, 1825338), (816, 1521115), (1020, 1216892), (1360, 912669), (2040, 608446), (4080, 304223)]

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