90220020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^2\times {\mathrm{43}}^1$

素因数の和:111

約数の個数: 216

約数和(自身を含む): 301822752

約数和(自身を除く): 211602732

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 17, 20, 22, 30, 33, 34, 43, 44, 51, 55, 60, 66, 68, 85, 86, 102, 110, 121, 129, 132, 165, 170, 172, 187, 204, 215, 220, 242, 255, 258, 289, 330, 340, 363, 374, 430, 473, 484, 510, 516, 561, 578, 605, 645, 660, 726, 731, 748, 860, 867, 935, 946, 1020, 1122, 1156, 1210, 1290, 1419, 1445, 1452, 1462, 1734, 1815, 1870, 1892, 2057, 2193, 2244, 2365, 2420, 2580, 2805, 2838, 2890, 2924, 3179, 3468, 3630, 3655, 3740, 4114, 4335, 4386, 4730, 5203, 5610, 5676, 5780, 6171, 6358, 7095, 7260, 7310, 8041, 8228, 8670, 8772, 9460, 9537, 10285, 10406, 10965, 11220, 12342, 12427, 12716, 14190, 14620, 15609, 15895, 16082, 17340, 19074, 20570, 20812, 21930, 24123, 24684, 24854, 26015, 28380, 30855, 31218, 31790, 32164, 34969, 37281, 38148, 40205, 41140, 43860, 47685, 48246, 49708, 52030, 61710, 62135, 62436, 63580, 69938, 74562, 78045, 80410, 88451, 95370, 96492, 104060, 104907, 120615, 123420, 124270, 136697, 139876, 149124, 156090, 160820, 174845, 176902, 186405, 190740, 209814, 241230, 248540, 265353, 273394, 312180, 349690, 353804, 372810, 410091, 419628, 442255, 482460, 524535, 530706, 546788, 683485, 699380, 745620, 820182, 884510, 1049070, 1061412, 1326765, 1366970, 1503667, 1640364, 1769020, 2050455, 2098140, 2653530, 2733940, 3007334, 4100910, 4511001, 5307060, 6014668, 7518335, 8201820, 9022002, 15036670, 18044004, 22555005, 30073340, 45110010, 90220020]

約数ペア:

[(1, 90220020), (2, 45110010), (3, 30073340), (4, 22555005), (5, 18044004), (6, 15036670), (10, 9022002), (11, 8201820), (12, 7518335), (15, 6014668), (17, 5307060), (20, 4511001), (22, 4100910), (30, 3007334), (33, 2733940), (34, 2653530), (43, 2098140), (44, 2050455), (51, 1769020), (55, 1640364), (60, 1503667), (66, 1366970), (68, 1326765), (85, 1061412), (86, 1049070), (102, 884510), (110, 820182), (121, 745620), (129, 699380), (132, 683485), (165, 546788), (170, 530706), (172, 524535), (187, 482460), (204, 442255), (215, 419628), (220, 410091), (242, 372810), (255, 353804), (258, 349690), (289, 312180), (330, 273394), (340, 265353), (363, 248540), (374, 241230), (430, 209814), (473, 190740), (484, 186405), (510, 176902), (516, 174845), (561, 160820), (578, 156090), (605, 149124), (645, 139876), (660, 136697), (726, 124270), (731, 123420), (748, 120615), (860, 104907), (867, 104060), (935, 96492), (946, 95370), (1020, 88451), (1122, 80410), (1156, 78045), (1210, 74562), (1290, 69938), (1419, 63580), (1445, 62436), (1452, 62135), (1462, 61710), (1734, 52030), (1815, 49708), (1870, 48246), (1892, 47685), (2057, 43860), (2193, 41140), (2244, 40205), (2365, 38148), (2420, 37281), (2580, 34969), (2805, 32164), (2838, 31790), (2890, 31218), (2924, 30855), (3179, 28380), (3468, 26015), (3630, 24854), (3655, 24684), (3740, 24123), (4114, 21930), (4335, 20812), (4386, 20570), (4730, 19074), (5203, 17340), (5610, 16082), (5676, 15895), (5780, 15609), (6171, 14620), (6358, 14190), (7095, 12716), (7260, 12427), (7310, 12342), (8041, 11220), (8228, 10965), (8670, 10406), (8772, 10285), (9460, 9537)]