220367840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{577}}^1$

素因数の和:641

約数の個数: 192

約数和(自身を含む): 671182848

約数和(自身を除く): 450815008

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 31, 32, 35, 40, 44, 55, 56, 62, 70, 77, 80, 88, 110, 112, 124, 140, 154, 155, 160, 176, 217, 220, 224, 248, 280, 308, 310, 341, 352, 385, 434, 440, 496, 560, 577, 616, 620, 682, 770, 868, 880, 992, 1085, 1120, 1154, 1232, 1240, 1364, 1540, 1705, 1736, 1760, 2170, 2308, 2387, 2464, 2480, 2728, 2885, 3080, 3410, 3472, 4039, 4340, 4616, 4774, 4960, 5456, 5770, 6160, 6347, 6820, 6944, 8078, 8680, 9232, 9548, 10912, 11540, 11935, 12320, 12694, 13640, 16156, 17360, 17887, 18464, 19096, 20195, 23080, 23870, 25388, 27280, 31735, 32312, 34720, 35774, 38192, 40390, 44429, 46160, 47740, 50776, 54560, 63470, 64624, 71548, 76384, 80780, 88858, 89435, 92320, 95480, 101552, 125209, 126940, 129248, 143096, 161560, 177716, 178870, 190960, 196757, 203104, 222145, 250418, 253880, 286192, 323120, 355432, 357740, 381920, 393514, 444290, 500836, 507760, 572384, 626045, 646240, 710864, 715480, 787028, 888580, 983785, 1001672, 1015520, 1252090, 1377299, 1421728, 1430960, 1574056, 1777160, 1967570, 2003344, 2504180, 2754598, 2861920, 3148112, 3554320, 3935140, 4006688, 5008360, 5509196, 6296224, 6886495, 7108640, 7870280, 10016720, 11018392, 13772990, 15740560, 20033440, 22036784, 27545980, 31481120, 44073568, 55091960, 110183920, 220367840]

約数ペア:

[(1, 220367840), (2, 110183920), (4, 55091960), (5, 44073568), (7, 31481120), (8, 27545980), (10, 22036784), (11, 20033440), (14, 15740560), (16, 13772990), (20, 11018392), (22, 10016720), (28, 7870280), (31, 7108640), (32, 6886495), (35, 6296224), (40, 5509196), (44, 5008360), (55, 4006688), (56, 3935140), (62, 3554320), (70, 3148112), (77, 2861920), (80, 2754598), (88, 2504180), (110, 2003344), (112, 1967570), (124, 1777160), (140, 1574056), (154, 1430960), (155, 1421728), (160, 1377299), (176, 1252090), (217, 1015520), (220, 1001672), (224, 983785), (248, 888580), (280, 787028), (308, 715480), (310, 710864), (341, 646240), (352, 626045), (385, 572384), (434, 507760), (440, 500836), (496, 444290), (560, 393514), (577, 381920), (616, 357740), (620, 355432), (682, 323120), (770, 286192), (868, 253880), (880, 250418), (992, 222145), (1085, 203104), (1120, 196757), (1154, 190960), (1232, 178870), (1240, 177716), (1364, 161560), (1540, 143096), (1705, 129248), (1736, 126940), (1760, 125209), (2170, 101552), (2308, 95480), (2387, 92320), (2464, 89435), (2480, 88858), (2728, 80780), (2885, 76384), (3080, 71548), (3410, 64624), (3472, 63470), (4039, 54560), (4340, 50776), (4616, 47740), (4774, 46160), (4960, 44429), (5456, 40390), (5770, 38192), (6160, 35774), (6347, 34720), (6820, 32312), (6944, 31735), (8078, 27280), (8680, 25388), (9232, 23870), (9548, 23080), (10912, 20195), (11540, 19096), (11935, 18464), (12320, 17887), (12694, 17360), (13640, 16156)]