About the Number

121245712

121245711 ← → 121245713

2進数表記:111001110100001000000010000

漢数字表記:一億二千百二十四万五千七百十二

素因数分解:

2 4 × 7 1 × 31 1 × 47 1 × 743 1

素因数の和:836
約数の個数: 80
約数和(自身を含む): 283410432
約数和(自身を除く): 162164720

約数列:
[1, 2, 4, 7, 8, 14, 16, 28, 31, 47, 56, 62, 94, 112, 124, 188, 217, 248, 329, 376, 434, 496, 658, 743, 752, 868, 1316, 1457, 1486, 1736, 2632, 2914, 2972, 3472, 5201, 5264, 5828, 5944, 10199, 10402, 11656, 11888, 20398, 20804, 23033, 23312, 34921, 40796, 41608, 46066, 69842, 81592, 83216, 92132, 139684, 161231, 163184, 184264, 244447, 279368, 322462, 368528, 488894, 558736, 644924, 977788, 1082551, 1289848, 1955576, 2165102, 2579696, 3911152, 4330204, 7577857, 8660408, 15155714, 17320816, 30311428, 60622856, 121245712]

約数ペア:
[(1, 121245712), (2, 60622856), (4, 30311428), (7, 17320816), (8, 15155714), (14, 8660408), (16, 7577857), (28, 4330204), (31, 3911152), (47, 2579696), (56, 2165102), (62, 1955576), (94, 1289848), (112, 1082551), (124, 977788), (188, 644924), (217, 558736), (248, 488894), (329, 368528), (376, 322462), (434, 279368), (496, 244447), (658, 184264), (743, 163184), (752, 161231), (868, 139684), (1316, 92132), (1457, 83216), (1486, 81592), (1736, 69842), (2632, 46066), (2914, 41608), (2972, 40796), (3472, 34921), (5201, 23312), (5264, 23033), (5828, 20804), (5944, 20398), (10199, 11888), (10402, 11656)]

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