About the Number

30187890

30187889 ← → 30187891

2進数表記:1110011001010000101110010

漢数字表記:三千十八万七千八百九十

素因数分解:

2 1 × 3 6 × 5 1 × 41 1 × 101 1

素因数の和:167
約数の個数: 112
約数和(自身を含む): 84283416
約数和(自身を除く): 54095526

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 41, 45, 54, 81, 82, 90, 101, 123, 135, 162, 202, 205, 243, 246, 270, 303, 369, 405, 410, 486, 505, 606, 615, 729, 738, 810, 909, 1010, 1107, 1215, 1230, 1458, 1515, 1818, 1845, 2214, 2430, 2727, 3030, 3321, 3645, 3690, 4141, 4545, 5454, 5535, 6642, 7290, 8181, 8282, 9090, 9963, 11070, 12423, 13635, 16362, 16605, 19926, 20705, 24543, 24846, 27270, 29889, 33210, 37269, 40905, 41410, 49086, 49815, 59778, 62115, 73629, 74538, 81810, 99630, 111807, 122715, 124230, 147258, 149445, 186345, 223614, 245430, 298890, 335421, 368145, 372690, 559035, 670842, 736290, 1006263, 1118070, 1677105, 2012526, 3018789, 3354210, 5031315, 6037578, 10062630, 15093945, 30187890]

約数ペア:
[(1, 30187890), (2, 15093945), (3, 10062630), (5, 6037578), (6, 5031315), (9, 3354210), (10, 3018789), (15, 2012526), (18, 1677105), (27, 1118070), (30, 1006263), (41, 736290), (45, 670842), (54, 559035), (81, 372690), (82, 368145), (90, 335421), (101, 298890), (123, 245430), (135, 223614), (162, 186345), (202, 149445), (205, 147258), (243, 124230), (246, 122715), (270, 111807), (303, 99630), (369, 81810), (405, 74538), (410, 73629), (486, 62115), (505, 59778), (606, 49815), (615, 49086), (729, 41410), (738, 40905), (810, 37269), (909, 33210), (1010, 29889), (1107, 27270), (1215, 24846), (1230, 24543), (1458, 20705), (1515, 19926), (1818, 16605), (1845, 16362), (2214, 13635), (2430, 12423), (2727, 11070), (3030, 9963), (3321, 9090), (3645, 8282), (3690, 8181), (4141, 7290), (4545, 6642), (5454, 5535)]

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