248430

素因数分解:

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

素因数の和:50

約数の個数: 72

約数和(自身を含む): 751032

約数和(自身を除く): 502602

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 49, 65, 70, 78, 91, 98, 105, 130, 147, 169, 182, 195, 210, 245, 273, 294, 338, 390, 455, 490, 507, 546, 637, 735, 845, 910, 1014, 1183, 1274, 1365, 1470, 1690, 1911, 2366, 2535, 2730, 3185, 3549, 3822, 5070, 5915, 6370, 7098, 8281, 9555, 11830, 16562, 17745, 19110, 24843, 35490, 41405, 49686, 82810, 124215, 248430]

約数ペア:

[(1, 248430), (2, 124215), (3, 82810), (5, 49686), (6, 41405), (7, 35490), (10, 24843), (13, 19110), (14, 17745), (15, 16562), (21, 11830), (26, 9555), (30, 8281), (35, 7098), (39, 6370), (42, 5915), (49, 5070), (65, 3822), (70, 3549), (78, 3185), (91, 2730), (98, 2535), (105, 2366), (130, 1911), (147, 1690), (169, 1470), (182, 1365), (195, 1274), (210, 1183), (245, 1014), (273, 910), (294, 845), (338, 735), (390, 637), (455, 546), (490, 507)]