551357520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{1277}}^1$

素因数の和:1557

約数の個数: 160

約数和(自身を含む): 1962517248

約数和(自身を除く): 1411159728

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 257, 280, 336, 420, 514, 560, 771, 840, 1028, 1277, 1285, 1542, 1680, 1799, 2056, 2554, 2570, 3084, 3598, 3831, 3855, 4112, 5108, 5140, 5397, 6168, 6385, 7196, 7662, 7710, 8939, 8995, 10216, 10280, 10794, 12336, 12770, 14392, 15324, 15420, 17878, 17990, 19155, 20432, 20560, 21588, 25540, 26817, 26985, 28784, 30648, 30840, 35756, 35980, 38310, 43176, 44695, 51080, 53634, 53970, 61296, 61680, 71512, 71960, 76620, 86352, 89390, 102160, 107268, 107940, 134085, 143024, 143920, 153240, 178780, 214536, 215880, 268170, 306480, 328189, 357560, 429072, 431760, 536340, 656378, 715120, 984567, 1072680, 1312756, 1640945, 1969134, 2145360, 2297323, 2625512, 3281890, 3938268, 4594646, 4922835, 5251024, 6563780, 6891969, 7876536, 9189292, 9845670, 11486615, 13127560, 13783938, 15753072, 18378584, 19691340, 22973230, 26255120, 27567876, 34459845, 36757168, 39382680, 45946460, 55135752, 68919690, 78765360, 91892920, 110271504, 137839380, 183785840, 275678760, 551357520]

約数ペア:

[(1, 551357520), (2, 275678760), (3, 183785840), (4, 137839380), (5, 110271504), (6, 91892920), (7, 78765360), (8, 68919690), (10, 55135752), (12, 45946460), (14, 39382680), (15, 36757168), (16, 34459845), (20, 27567876), (21, 26255120), (24, 22973230), (28, 19691340), (30, 18378584), (35, 15753072), (40, 13783938), (42, 13127560), (48, 11486615), (56, 9845670), (60, 9189292), (70, 7876536), (80, 6891969), (84, 6563780), (105, 5251024), (112, 4922835), (120, 4594646), (140, 3938268), (168, 3281890), (210, 2625512), (240, 2297323), (257, 2145360), (280, 1969134), (336, 1640945), (420, 1312756), (514, 1072680), (560, 984567), (771, 715120), (840, 656378), (1028, 536340), (1277, 431760), (1285, 429072), (1542, 357560), (1680, 328189), (1799, 306480), (2056, 268170), (2554, 215880), (2570, 214536), (3084, 178780), (3598, 153240), (3831, 143920), (3855, 143024), (4112, 134085), (5108, 107940), (5140, 107268), (5397, 102160), (6168, 89390), (6385, 86352), (7196, 76620), (7662, 71960), (7710, 71512), (8939, 61680), (8995, 61296), (10216, 53970), (10280, 53634), (10794, 51080), (12336, 44695), (12770, 43176), (14392, 38310), (15324, 35980), (15420, 35756), (17878, 30840), (17990, 30648), (19155, 28784), (20432, 26985), (20560, 26817), (21588, 25540)]