220742730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{631}}^1$

素因数の和:693

約数の個数: 144

約数和(自身を含む): 649524096

約数和(自身を除く): 428781366

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 23, 26, 30, 39, 45, 46, 65, 69, 78, 90, 115, 117, 130, 138, 169, 195, 207, 230, 234, 299, 338, 345, 390, 414, 507, 585, 598, 631, 690, 845, 897, 1014, 1035, 1170, 1262, 1495, 1521, 1690, 1794, 1893, 2070, 2535, 2691, 2990, 3042, 3155, 3786, 3887, 4485, 5070, 5382, 5679, 6310, 7605, 7774, 8203, 8970, 9465, 11358, 11661, 13455, 14513, 15210, 16406, 18930, 19435, 23322, 24609, 26910, 28395, 29026, 34983, 38870, 41015, 43539, 49218, 56790, 58305, 69966, 72565, 73827, 82030, 87078, 106639, 116610, 123045, 130617, 145130, 147654, 174915, 188669, 213278, 217695, 246090, 261234, 319917, 349830, 369135, 377338, 435390, 533195, 566007, 639834, 653085, 738270, 943345, 959751, 1066390, 1132014, 1306170, 1599585, 1698021, 1886690, 1919502, 2452697, 2830035, 3199170, 3396042, 4798755, 4905394, 5660070, 7358091, 8490105, 9597510, 12263485, 14716182, 16980210, 22074273, 24526970, 36790455, 44148546, 73580910, 110371365, 220742730]

約数ペア:

[(1, 220742730), (2, 110371365), (3, 73580910), (5, 44148546), (6, 36790455), (9, 24526970), (10, 22074273), (13, 16980210), (15, 14716182), (18, 12263485), (23, 9597510), (26, 8490105), (30, 7358091), (39, 5660070), (45, 4905394), (46, 4798755), (65, 3396042), (69, 3199170), (78, 2830035), (90, 2452697), (115, 1919502), (117, 1886690), (130, 1698021), (138, 1599585), (169, 1306170), (195, 1132014), (207, 1066390), (230, 959751), (234, 943345), (299, 738270), (338, 653085), (345, 639834), (390, 566007), (414, 533195), (507, 435390), (585, 377338), (598, 369135), (631, 349830), (690, 319917), (845, 261234), (897, 246090), (1014, 217695), (1035, 213278), (1170, 188669), (1262, 174915), (1495, 147654), (1521, 145130), (1690, 130617), (1794, 123045), (1893, 116610), (2070, 106639), (2535, 87078), (2691, 82030), (2990, 73827), (3042, 72565), (3155, 69966), (3786, 58305), (3887, 56790), (4485, 49218), (5070, 43539), (5382, 41015), (5679, 38870), (6310, 34983), (7605, 29026), (7774, 28395), (8203, 26910), (8970, 24609), (9465, 23322), (11358, 19435), (11661, 18930), (13455, 16406), (14513, 15210)]