520121490

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{193}}^1\times {\mathrm{313}}^1$

素因数の和:564

約数の個数: 128

約数和(自身を含む): 1473679872

約数和(自身を除く): 953558382

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 41, 42, 70, 82, 105, 123, 193, 205, 210, 246, 287, 313, 386, 410, 574, 579, 615, 626, 861, 939, 965, 1158, 1230, 1351, 1435, 1565, 1722, 1878, 1930, 2191, 2702, 2870, 2895, 3130, 4053, 4305, 4382, 4695, 5790, 6573, 6755, 7913, 8106, 8610, 9390, 10955, 12833, 13146, 13510, 15826, 20265, 21910, 23739, 25666, 32865, 38499, 39565, 40530, 47478, 55391, 60409, 64165, 65730, 76998, 79130, 89831, 110782, 118695, 120818, 128330, 166173, 179662, 181227, 192495, 237390, 269493, 276955, 302045, 332346, 362454, 384990, 422863, 449155, 538986, 553910, 604090, 830865, 845726, 898310, 906135, 1268589, 1347465, 1661730, 1812270, 2114315, 2476769, 2537178, 2694930, 4228630, 4953538, 6342945, 7430307, 12383845, 12685890, 14860614, 17337383, 24767690, 34674766, 37151535, 52012149, 74303070, 86686915, 104024298, 173373830, 260060745, 520121490]

約数ペア:

[(1, 520121490), (2, 260060745), (3, 173373830), (5, 104024298), (6, 86686915), (7, 74303070), (10, 52012149), (14, 37151535), (15, 34674766), (21, 24767690), (30, 17337383), (35, 14860614), (41, 12685890), (42, 12383845), (70, 7430307), (82, 6342945), (105, 4953538), (123, 4228630), (193, 2694930), (205, 2537178), (210, 2476769), (246, 2114315), (287, 1812270), (313, 1661730), (386, 1347465), (410, 1268589), (574, 906135), (579, 898310), (615, 845726), (626, 830865), (861, 604090), (939, 553910), (965, 538986), (1158, 449155), (1230, 422863), (1351, 384990), (1435, 362454), (1565, 332346), (1722, 302045), (1878, 276955), (1930, 269493), (2191, 237390), (2702, 192495), (2870, 181227), (2895, 179662), (3130, 166173), (4053, 128330), (4305, 120818), (4382, 118695), (4695, 110782), (5790, 89831), (6573, 79130), (6755, 76998), (7913, 65730), (8106, 64165), (8610, 60409), (9390, 55391), (10955, 47478), (12833, 40530), (13146, 39565), (13510, 38499), (15826, 32865), (20265, 25666), (21910, 23739)]