About the Number

129730440

129730439 ← → 129730441

2進数表記:111101110111000011110001000

漢数字表記:一億二千九百七十三万四百四十

素因数分解:

2 3 × 3 1 × 5 1 × 7 2 × 22063 1

素因数の和:22091
約数の個数: 96
約数和(自身を含む): 452753280
約数和(自身を除く): 323022840

約数列:
[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 392, 420, 490, 588, 735, 840, 980, 1176, 1470, 1960, 2940, 5880, 22063, 44126, 66189, 88252, 110315, 132378, 154441, 176504, 220630, 264756, 308882, 330945, 441260, 463323, 529512, 617764, 661890, 772205, 882520, 926646, 1081087, 1235528, 1323780, 1544410, 1853292, 2162174, 2316615, 2647560, 3088820, 3243261, 3706584, 4324348, 4633230, 5405435, 6177640, 6486522, 8648696, 9266460, 10810870, 12973044, 16216305, 18532920, 21621740, 25946088, 32432610, 43243480, 64865220, 129730440]

約数ペア:
[(1, 129730440), (2, 64865220), (3, 43243480), (4, 32432610), (5, 25946088), (6, 21621740), (7, 18532920), (8, 16216305), (10, 12973044), (12, 10810870), (14, 9266460), (15, 8648696), (20, 6486522), (21, 6177640), (24, 5405435), (28, 4633230), (30, 4324348), (35, 3706584), (40, 3243261), (42, 3088820), (49, 2647560), (56, 2316615), (60, 2162174), (70, 1853292), (84, 1544410), (98, 1323780), (105, 1235528), (120, 1081087), (140, 926646), (147, 882520), (168, 772205), (196, 661890), (210, 617764), (245, 529512), (280, 463323), (294, 441260), (392, 330945), (420, 308882), (490, 264756), (588, 220630), (735, 176504), (840, 154441), (980, 132378), (1176, 110315), (1470, 88252), (1960, 66189), (2940, 44126), (5880, 22063)]

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