220505220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{311}}^1$

素因数の和:443

約数の個数: 192

約数和(自身を含む): 748500480

約数和(自身を除く): 527995260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 90, 101, 108, 117, 130, 135, 156, 180, 195, 202, 234, 260, 270, 303, 311, 351, 390, 404, 468, 505, 540, 585, 606, 622, 702, 780, 909, 933, 1010, 1170, 1212, 1244, 1313, 1404, 1515, 1555, 1755, 1818, 1866, 2020, 2340, 2626, 2727, 2799, 3030, 3110, 3510, 3636, 3732, 3939, 4043, 4545, 4665, 5252, 5454, 5598, 6060, 6220, 6565, 7020, 7878, 8086, 8397, 9090, 9330, 10908, 11196, 11817, 12129, 13130, 13635, 13995, 15756, 16172, 16794, 18180, 18660, 19695, 20215, 23634, 24258, 26260, 27270, 27990, 31411, 33588, 35451, 36387, 39390, 40430, 41985, 47268, 48516, 54540, 55980, 59085, 60645, 62822, 70902, 72774, 78780, 80860, 83970, 94233, 109161, 118170, 121290, 125644, 141804, 145548, 157055, 167940, 177255, 181935, 188466, 218322, 236340, 242580, 282699, 314110, 354510, 363870, 376932, 408343, 436644, 471165, 545805, 565398, 628220, 709020, 727740, 816686, 848097, 942330, 1091610, 1130796, 1225029, 1413495, 1633372, 1696194, 1884660, 2041715, 2183220, 2450058, 2826990, 3392388, 3675087, 4083430, 4240485, 4900116, 5653980, 6125145, 7350174, 8166860, 8480970, 11025261, 12250290, 14700348, 16961940, 18375435, 22050522, 24500580, 36750870, 44101044, 55126305, 73501740, 110252610, 220505220]

約数ペア:

[(1, 220505220), (2, 110252610), (3, 73501740), (4, 55126305), (5, 44101044), (6, 36750870), (9, 24500580), (10, 22050522), (12, 18375435), (13, 16961940), (15, 14700348), (18, 12250290), (20, 11025261), (26, 8480970), (27, 8166860), (30, 7350174), (36, 6125145), (39, 5653980), (45, 4900116), (52, 4240485), (54, 4083430), (60, 3675087), (65, 3392388), (78, 2826990), (90, 2450058), (101, 2183220), (108, 2041715), (117, 1884660), (130, 1696194), (135, 1633372), (156, 1413495), (180, 1225029), (195, 1130796), (202, 1091610), (234, 942330), (260, 848097), (270, 816686), (303, 727740), (311, 709020), (351, 628220), (390, 565398), (404, 545805), (468, 471165), (505, 436644), (540, 408343), (585, 376932), (606, 363870), (622, 354510), (702, 314110), (780, 282699), (909, 242580), (933, 236340), (1010, 218322), (1170, 188466), (1212, 181935), (1244, 177255), (1313, 167940), (1404, 157055), (1515, 145548), (1555, 141804), (1755, 125644), (1818, 121290), (1866, 118170), (2020, 109161), (2340, 94233), (2626, 83970), (2727, 80860), (2799, 78780), (3030, 72774), (3110, 70902), (3510, 62822), (3636, 60645), (3732, 59085), (3939, 55980), (4043, 54540), (4545, 48516), (4665, 47268), (5252, 41985), (5454, 40430), (5598, 39390), (6060, 36387), (6220, 35451), (6565, 33588), (7020, 31411), (7878, 27990), (8086, 27270), (8397, 26260), (9090, 24258), (9330, 23634), (10908, 20215), (11196, 19695), (11817, 18660), (12129, 18180), (13130, 16794), (13635, 16172), (13995, 15756)]