745290

素因数分解:

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

素因数の和:53

約数の個数: 108

約数和(自身を含む): 2440854

約数和(自身を除く): 1695564

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 30, 35, 39, 42, 45, 49, 63, 65, 70, 78, 90, 91, 98, 105, 117, 126, 130, 147, 169, 182, 195, 210, 234, 245, 273, 294, 315, 338, 390, 441, 455, 490, 507, 546, 585, 630, 637, 735, 819, 845, 882, 910, 1014, 1170, 1183, 1274, 1365, 1470, 1521, 1638, 1690, 1911, 2205, 2366, 2535, 2730, 3042, 3185, 3549, 3822, 4095, 4410, 5070, 5733, 5915, 6370, 7098, 7605, 8190, 8281, 9555, 10647, 11466, 11830, 15210, 16562, 17745, 19110, 21294, 24843, 28665, 35490, 41405, 49686, 53235, 57330, 74529, 82810, 106470, 124215, 149058, 248430, 372645, 745290]

約数ペア:

[(1, 745290), (2, 372645), (3, 248430), (5, 149058), (6, 124215), (7, 106470), (9, 82810), (10, 74529), (13, 57330), (14, 53235), (15, 49686), (18, 41405), (21, 35490), (26, 28665), (30, 24843), (35, 21294), (39, 19110), (42, 17745), (45, 16562), (49, 15210), (63, 11830), (65, 11466), (70, 10647), (78, 9555), (90, 8281), (91, 8190), (98, 7605), (105, 7098), (117, 6370), (126, 5915), (130, 5733), (147, 5070), (169, 4410), (182, 4095), (195, 3822), (210, 3549), (234, 3185), (245, 3042), (273, 2730), (294, 2535), (315, 2366), (338, 2205), (390, 1911), (441, 1690), (455, 1638), (490, 1521), (507, 1470), (546, 1365), (585, 1274), (630, 1183), (637, 1170), (735, 1014), (819, 910), (845, 882)]