About the Number

1228931640

1228931639 ← → 1228931641

2進数表記:1001001010000000000001000111000

漢数字表記:十二億二千八百九十三万千六百四十

素因数分解:

2 3 × 3 2 × 5 1 × 73 1 × 101 1 × 463 1

素因数の和:654
約数の個数: 192
約数和(自身を含む): 4097658240
約数和(自身を除く): 2868726600

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 73, 90, 101, 120, 146, 180, 202, 219, 292, 303, 360, 365, 404, 438, 463, 505, 584, 606, 657, 730, 808, 876, 909, 926, 1010, 1095, 1212, 1314, 1389, 1460, 1515, 1752, 1818, 1852, 2020, 2190, 2315, 2424, 2628, 2778, 2920, 3030, 3285, 3636, 3704, 4040, 4167, 4380, 4545, 4630, 5256, 5556, 6060, 6570, 6945, 7272, 7373, 8334, 8760, 9090, 9260, 11112, 12120, 13140, 13890, 14746, 16668, 18180, 18520, 20835, 22119, 26280, 27780, 29492, 33336, 33799, 36360, 36865, 41670, 44238, 46763, 55560, 58984, 66357, 67598, 73730, 83340, 88476, 93526, 101397, 110595, 132714, 135196, 140289, 147460, 166680, 168995, 176952, 187052, 202794, 221190, 233815, 265428, 270392, 280578, 294920, 304191, 331785, 337990, 374104, 405588, 420867, 442380, 467630, 506985, 530856, 561156, 608382, 663570, 675980, 701445, 811176, 841734, 884760, 935260, 1013970, 1122312, 1216764, 1327140, 1351960, 1402890, 1520955, 1683468, 1870520, 2027940, 2104335, 2433528, 2654280, 2805780, 3041910, 3366936, 3413699, 4055880, 4208670, 5611560, 6083820, 6827398, 8417340, 10241097, 12167640, 13654796, 16834680, 17068495, 20482194, 27309592, 30723291, 34136990, 40964388, 51205485, 61446582, 68273980, 81928776, 102410970, 122893164, 136547960, 153616455, 204821940, 245786328, 307232910, 409643880, 614465820, 1228931640]

約数ペア:
[(1, 1228931640), (2, 614465820), (3, 409643880), (4, 307232910), (5, 245786328), (6, 204821940), (8, 153616455), (9, 136547960), (10, 122893164), (12, 102410970), (15, 81928776), (18, 68273980), (20, 61446582), (24, 51205485), (30, 40964388), (36, 34136990), (40, 30723291), (45, 27309592), (60, 20482194), (72, 17068495), (73, 16834680), (90, 13654796), (101, 12167640), (120, 10241097), (146, 8417340), (180, 6827398), (202, 6083820), (219, 5611560), (292, 4208670), (303, 4055880), (360, 3413699), (365, 3366936), (404, 3041910), (438, 2805780), (463, 2654280), (505, 2433528), (584, 2104335), (606, 2027940), (657, 1870520), (730, 1683468), (808, 1520955), (876, 1402890), (909, 1351960), (926, 1327140), (1010, 1216764), (1095, 1122312), (1212, 1013970), (1314, 935260), (1389, 884760), (1460, 841734), (1515, 811176), (1752, 701445), (1818, 675980), (1852, 663570), (2020, 608382), (2190, 561156), (2315, 530856), (2424, 506985), (2628, 467630), (2778, 442380), (2920, 420867), (3030, 405588), (3285, 374104), (3636, 337990), (3704, 331785), (4040, 304191), (4167, 294920), (4380, 280578), (4545, 270392), (4630, 265428), (5256, 233815), (5556, 221190), (6060, 202794), (6570, 187052), (6945, 176952), (7272, 168995), (7373, 166680), (8334, 147460), (8760, 140289), (9090, 135196), (9260, 132714), (11112, 110595), (12120, 101397), (13140, 93526), (13890, 88476), (14746, 83340), (16668, 73730), (18180, 67598), (18520, 66357), (20835, 58984), (22119, 55560), (26280, 46763), (27780, 44238), (29492, 41670), (33336, 36865), (33799, 36360)]

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