About the Number

12621693780

12621693779 ← → 12621693781

2進数表記:1011110000010011111100001101010100

漢数字表記:百二十六億二千百六十九万三千七百八十

素因数分解:

2 2 × 3 4 × 5 1 × 29 1 × 268661 1

素因数の和:268711
約数の個数: 120
約数和(自身を含む): 40960208520
約数和(自身を除く): 28338514740

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 29, 30, 36, 45, 54, 58, 60, 81, 87, 90, 108, 116, 135, 145, 162, 174, 180, 261, 270, 290, 324, 348, 405, 435, 522, 540, 580, 783, 810, 870, 1044, 1305, 1566, 1620, 1740, 2349, 2610, 3132, 3915, 4698, 5220, 7830, 9396, 11745, 15660, 23490, 46980, 268661, 537322, 805983, 1074644, 1343305, 1611966, 2417949, 2686610, 3223932, 4029915, 4835898, 5373220, 7253847, 7791169, 8059830, 9671796, 12089745, 14507694, 15582338, 16119660, 21761541, 23373507, 24179490, 29015388, 31164676, 36269235, 38955845, 43523082, 46747014, 48358980, 70120521, 72538470, 77911690, 87046164, 93494028, 108807705, 116867535, 140241042, 145076940, 155823380, 210361563, 217615410, 233735070, 280482084, 350602605, 420723126, 435230820, 467470140, 631084689, 701205210, 841446252, 1051807815, 1262169378, 1402410420, 2103615630, 2524338756, 3155423445, 4207231260, 6310846890, 12621693780]

約数ペア:
[(1, 12621693780), (2, 6310846890), (3, 4207231260), (4, 3155423445), (5, 2524338756), (6, 2103615630), (9, 1402410420), (10, 1262169378), (12, 1051807815), (15, 841446252), (18, 701205210), (20, 631084689), (27, 467470140), (29, 435230820), (30, 420723126), (36, 350602605), (45, 280482084), (54, 233735070), (58, 217615410), (60, 210361563), (81, 155823380), (87, 145076940), (90, 140241042), (108, 116867535), (116, 108807705), (135, 93494028), (145, 87046164), (162, 77911690), (174, 72538470), (180, 70120521), (261, 48358980), (270, 46747014), (290, 43523082), (324, 38955845), (348, 36269235), (405, 31164676), (435, 29015388), (522, 24179490), (540, 23373507), (580, 21761541), (783, 16119660), (810, 15582338), (870, 14507694), (1044, 12089745), (1305, 9671796), (1566, 8059830), (1620, 7791169), (1740, 7253847), (2349, 5373220), (2610, 4835898), (3132, 4029915), (3915, 3223932), (4698, 2686610), (5220, 2417949), (7830, 1611966), (9396, 1343305), (11745, 1074644), (15660, 805983), (23490, 537322), (46980, 268661)]

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