About the Number

72987012

72987011 ← → 72987013

2進数表記:100010110011011000110000100

漢数字表記:七千二百九十八万七千十二

素因数分解:

2 2 × 3 2 × 7 1 × 59 1 × 4909 1

素因数の和:4985
約数の個数: 72
約数和(自身を含む): 214468800
約数和(自身を除く): 141481788

約数列:
[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 59, 63, 84, 118, 126, 177, 236, 252, 354, 413, 531, 708, 826, 1062, 1239, 1652, 2124, 2478, 3717, 4909, 4956, 7434, 9818, 14727, 14868, 19636, 29454, 34363, 44181, 58908, 68726, 88362, 103089, 137452, 176724, 206178, 289631, 309267, 412356, 579262, 618534, 868893, 1158524, 1237068, 1737786, 2027417, 2606679, 3475572, 4054834, 5213358, 6082251, 8109668, 10426716, 12164502, 18246753, 24329004, 36493506, 72987012]

約数ペア:
[(1, 72987012), (2, 36493506), (3, 24329004), (4, 18246753), (6, 12164502), (7, 10426716), (9, 8109668), (12, 6082251), (14, 5213358), (18, 4054834), (21, 3475572), (28, 2606679), (36, 2027417), (42, 1737786), (59, 1237068), (63, 1158524), (84, 868893), (118, 618534), (126, 579262), (177, 412356), (236, 309267), (252, 289631), (354, 206178), (413, 176724), (531, 137452), (708, 103089), (826, 88362), (1062, 68726), (1239, 58908), (1652, 44181), (2124, 34363), (2478, 29454), (3717, 19636), (4909, 14868), (4956, 14727), (7434, 9818)]

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