393531320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1481}}^1$

素因数の和:1585

約数の個数: 128

約数和(自身を含む): 1105453440

約数和(自身を除く): 711922120

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 73, 91, 104, 130, 140, 146, 182, 260, 280, 292, 364, 365, 455, 511, 520, 584, 728, 730, 910, 949, 1022, 1460, 1481, 1820, 1898, 2044, 2555, 2920, 2962, 3640, 3796, 4088, 4745, 5110, 5924, 6643, 7405, 7592, 9490, 10220, 10367, 11848, 13286, 14810, 18980, 19253, 20440, 20734, 26572, 29620, 33215, 37960, 38506, 41468, 51835, 53144, 59240, 66430, 77012, 82936, 96265, 103670, 108113, 132860, 134771, 154024, 192530, 207340, 216226, 265720, 269542, 385060, 414680, 432452, 539084, 540565, 673855, 756791, 770120, 864904, 1078168, 1081130, 1347710, 1405469, 1513582, 2162260, 2695420, 2810938, 3027164, 3783955, 4324520, 5390840, 5621876, 6054328, 7027345, 7567910, 9838283, 11243752, 14054690, 15135820, 19676566, 28109380, 30271640, 39353132, 49191415, 56218760, 78706264, 98382830, 196765660, 393531320]

約数ペア:

[(1, 393531320), (2, 196765660), (4, 98382830), (5, 78706264), (7, 56218760), (8, 49191415), (10, 39353132), (13, 30271640), (14, 28109380), (20, 19676566), (26, 15135820), (28, 14054690), (35, 11243752), (40, 9838283), (52, 7567910), (56, 7027345), (65, 6054328), (70, 5621876), (73, 5390840), (91, 4324520), (104, 3783955), (130, 3027164), (140, 2810938), (146, 2695420), (182, 2162260), (260, 1513582), (280, 1405469), (292, 1347710), (364, 1081130), (365, 1078168), (455, 864904), (511, 770120), (520, 756791), (584, 673855), (728, 540565), (730, 539084), (910, 432452), (949, 414680), (1022, 385060), (1460, 269542), (1481, 265720), (1820, 216226), (1898, 207340), (2044, 192530), (2555, 154024), (2920, 134771), (2962, 132860), (3640, 108113), (3796, 103670), (4088, 96265), (4745, 82936), (5110, 77012), (5924, 66430), (6643, 59240), (7405, 53144), (7592, 51835), (9490, 41468), (10220, 38506), (10367, 37960), (11848, 33215), (13286, 29620), (14810, 26572), (18980, 20734), (19253, 20440)]