18135390

素因数分解:

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

素因数の和:123

約数の個数: 144

約数和(自身を含む): 55576368

約数和(自身を除く): 37440978

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 49, 65, 70, 73, 78, 91, 98, 105, 130, 146, 147, 169, 182, 195, 210, 219, 245, 273, 294, 338, 365, 390, 438, 455, 490, 507, 511, 546, 637, 730, 735, 845, 910, 949, 1014, 1022, 1095, 1183, 1274, 1365, 1470, 1533, 1690, 1898, 1911, 2190, 2366, 2535, 2555, 2730, 2847, 3066, 3185, 3549, 3577, 3822, 4745, 5070, 5110, 5694, 5915, 6370, 6643, 7098, 7154, 7665, 8281, 9490, 9555, 10731, 11830, 12337, 13286, 14235, 15330, 16562, 17745, 17885, 19110, 19929, 21462, 24674, 24843, 28470, 33215, 35490, 35770, 37011, 39858, 41405, 46501, 49686, 53655, 61685, 66430, 74022, 82810, 86359, 93002, 99645, 107310, 123370, 124215, 139503, 172718, 185055, 199290, 232505, 248430, 259077, 279006, 370110, 431795, 465010, 518154, 604513, 697515, 863590, 1209026, 1295385, 1395030, 1813539, 2590770, 3022565, 3627078, 6045130, 9067695, 18135390]

約数ペア:

[(1, 18135390), (2, 9067695), (3, 6045130), (5, 3627078), (6, 3022565), (7, 2590770), (10, 1813539), (13, 1395030), (14, 1295385), (15, 1209026), (21, 863590), (26, 697515), (30, 604513), (35, 518154), (39, 465010), (42, 431795), (49, 370110), (65, 279006), (70, 259077), (73, 248430), (78, 232505), (91, 199290), (98, 185055), (105, 172718), (130, 139503), (146, 124215), (147, 123370), (169, 107310), (182, 99645), (195, 93002), (210, 86359), (219, 82810), (245, 74022), (273, 66430), (294, 61685), (338, 53655), (365, 49686), (390, 46501), (438, 41405), (455, 39858), (490, 37011), (507, 35770), (511, 35490), (546, 33215), (637, 28470), (730, 24843), (735, 24674), (845, 21462), (910, 19929), (949, 19110), (1014, 17885), (1022, 17745), (1095, 16562), (1183, 15330), (1274, 14235), (1365, 13286), (1470, 12337), (1533, 11830), (1690, 10731), (1898, 9555), (1911, 9490), (2190, 8281), (2366, 7665), (2535, 7154), (2555, 7098), (2730, 6643), (2847, 6370), (3066, 5915), (3185, 5694), (3549, 5110), (3577, 5070), (3822, 4745)]