About the Number

142642890

142642889 ← → 142642891

2進数表記:1000100000001000111011001010

漢数字表記:一億四千二百六十四万二千八百九十

素因数分解:

2 1 × 3 3 × 5 1 × 13 1 × 40639 1

素因数の和:40668
約数の個数: 64
約数和(自身を含む): 409651200
約数和(自身を除く): 267008310

約数列:
[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 90, 117, 130, 135, 195, 234, 270, 351, 390, 585, 702, 1170, 1755, 3510, 40639, 81278, 121917, 203195, 243834, 365751, 406390, 528307, 609585, 731502, 1056614, 1097253, 1219170, 1584921, 1828755, 2194506, 2641535, 3169842, 3657510, 4754763, 5283070, 5486265, 7924605, 9509526, 10972530, 14264289, 15849210, 23773815, 28528578, 47547630, 71321445, 142642890]

約数ペア:
[(1, 142642890), (2, 71321445), (3, 47547630), (5, 28528578), (6, 23773815), (9, 15849210), (10, 14264289), (13, 10972530), (15, 9509526), (18, 7924605), (26, 5486265), (27, 5283070), (30, 4754763), (39, 3657510), (45, 3169842), (54, 2641535), (65, 2194506), (78, 1828755), (90, 1584921), (117, 1219170), (130, 1097253), (135, 1056614), (195, 731502), (234, 609585), (270, 528307), (351, 406390), (390, 365751), (585, 243834), (702, 203195), (1170, 121917), (1755, 81278), (3510, 40639)]

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