About the Number

12931508730

12931508729 ← → 12931508731

2進数表記:1100000010110001110010100111111010

漢数字表記:百二十九億三千百五十万八千七百三十

素因数分解:

2 1 × 3 1 × 5 1 × 7 1 × 23 1 × 83 1 × 32257 1

素因数の和:32380
約数の個数: 128
約数和(自身を含む): 37458505728
約数和(自身を除く): 24526996998

約数列:
[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 23, 30, 35, 42, 46, 69, 70, 83, 105, 115, 138, 161, 166, 210, 230, 249, 322, 345, 415, 483, 498, 581, 690, 805, 830, 966, 1162, 1245, 1610, 1743, 1909, 2415, 2490, 2905, 3486, 3818, 4830, 5727, 5810, 8715, 9545, 11454, 13363, 17430, 19090, 26726, 28635, 32257, 40089, 57270, 64514, 66815, 80178, 96771, 133630, 161285, 193542, 200445, 225799, 322570, 400890, 451598, 483855, 677397, 741911, 967710, 1128995, 1354794, 1483822, 2225733, 2257990, 2677331, 3386985, 3709555, 4451466, 5193377, 5354662, 6773970, 7419110, 8031993, 10386754, 11128665, 13386655, 15580131, 16063986, 18741317, 22257330, 25966885, 26773310, 31160262, 37482634, 40159965, 51933770, 56223951, 61578613, 77900655, 80319930, 93706585, 112447902, 123157226, 155801310, 184735839, 187413170, 281119755, 307893065, 369471678, 431050291, 562239510, 615786130, 862100582, 923679195, 1293150873, 1847358390, 2155251455, 2586301746, 4310502910, 6465754365, 12931508730]

約数ペア:
[(1, 12931508730), (2, 6465754365), (3, 4310502910), (5, 2586301746), (6, 2155251455), (7, 1847358390), (10, 1293150873), (14, 923679195), (15, 862100582), (21, 615786130), (23, 562239510), (30, 431050291), (35, 369471678), (42, 307893065), (46, 281119755), (69, 187413170), (70, 184735839), (83, 155801310), (105, 123157226), (115, 112447902), (138, 93706585), (161, 80319930), (166, 77900655), (210, 61578613), (230, 56223951), (249, 51933770), (322, 40159965), (345, 37482634), (415, 31160262), (483, 26773310), (498, 25966885), (581, 22257330), (690, 18741317), (805, 16063986), (830, 15580131), (966, 13386655), (1162, 11128665), (1245, 10386754), (1610, 8031993), (1743, 7419110), (1909, 6773970), (2415, 5354662), (2490, 5193377), (2905, 4451466), (3486, 3709555), (3818, 3386985), (4830, 2677331), (5727, 2257990), (5810, 2225733), (8715, 1483822), (9545, 1354794), (11454, 1128995), (13363, 967710), (17430, 741911), (19090, 677397), (26726, 483855), (28635, 451598), (32257, 400890), (40089, 322570), (57270, 225799), (64514, 200445), (66815, 193542), (80178, 161285), (96771, 133630)]

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