168555420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:217

約数の個数: 216

約数和(自身を含む): 575134560

約数和(自身を除く): 406579140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 71, 90, 99, 109, 110, 121, 132, 142, 165, 180, 198, 213, 218, 220, 242, 284, 327, 330, 355, 363, 396, 426, 436, 484, 495, 545, 605, 639, 654, 660, 710, 726, 781, 852, 981, 990, 1065, 1089, 1090, 1199, 1210, 1278, 1308, 1420, 1452, 1562, 1635, 1815, 1962, 1980, 2130, 2178, 2180, 2343, 2398, 2420, 2556, 3124, 3195, 3270, 3597, 3630, 3905, 3924, 4260, 4356, 4686, 4796, 4905, 5445, 5995, 6390, 6540, 7029, 7194, 7260, 7739, 7810, 8591, 9372, 9810, 10791, 10890, 11715, 11990, 12780, 13189, 14058, 14388, 15478, 15620, 17182, 17985, 19620, 21582, 21780, 23217, 23430, 23980, 25773, 26378, 28116, 30956, 34364, 35145, 35970, 38695, 39567, 42955, 43164, 46434, 46860, 51546, 52756, 53955, 65945, 69651, 70290, 71940, 77319, 77390, 79134, 85129, 85910, 92868, 103092, 107910, 116085, 118701, 128865, 131890, 139302, 140580, 154638, 154780, 158268, 170258, 171820, 197835, 215820, 232170, 237402, 255387, 257730, 263780, 278604, 309276, 340516, 348255, 386595, 395670, 425645, 464340, 474804, 510774, 515460, 593505, 696510, 766161, 773190, 791340, 851290, 936419, 1021548, 1187010, 1276935, 1393020, 1532322, 1546380, 1702580, 1872838, 2374020, 2553870, 2809257, 3064644, 3745676, 3830805, 4682095, 5107740, 5618514, 7661610, 8427771, 9364190, 11237028, 14046285, 15323220, 16855542, 18728380, 28092570, 33711084, 42138855, 56185140, 84277710, 168555420]

約数ペア:

[(1, 168555420), (2, 84277710), (3, 56185140), (4, 42138855), (5, 33711084), (6, 28092570), (9, 18728380), (10, 16855542), (11, 15323220), (12, 14046285), (15, 11237028), (18, 9364190), (20, 8427771), (22, 7661610), (30, 5618514), (33, 5107740), (36, 4682095), (44, 3830805), (45, 3745676), (55, 3064644), (60, 2809257), (66, 2553870), (71, 2374020), (90, 1872838), (99, 1702580), (109, 1546380), (110, 1532322), (121, 1393020), (132, 1276935), (142, 1187010), (165, 1021548), (180, 936419), (198, 851290), (213, 791340), (218, 773190), (220, 766161), (242, 696510), (284, 593505), (327, 515460), (330, 510774), (355, 474804), (363, 464340), (396, 425645), (426, 395670), (436, 386595), (484, 348255), (495, 340516), (545, 309276), (605, 278604), (639, 263780), (654, 257730), (660, 255387), (710, 237402), (726, 232170), (781, 215820), (852, 197835), (981, 171820), (990, 170258), (1065, 158268), (1089, 154780), (1090, 154638), (1199, 140580), (1210, 139302), (1278, 131890), (1308, 128865), (1420, 118701), (1452, 116085), (1562, 107910), (1635, 103092), (1815, 92868), (1962, 85910), (1980, 85129), (2130, 79134), (2178, 77390), (2180, 77319), (2343, 71940), (2398, 70290), (2420, 69651), (2556, 65945), (3124, 53955), (3195, 52756), (3270, 51546), (3597, 46860), (3630, 46434), (3905, 43164), (3924, 42955), (4260, 39567), (4356, 38695), (4686, 35970), (4796, 35145), (4905, 34364), (5445, 30956), (5995, 28116), (6390, 26378), (6540, 25773), (7029, 23980), (7194, 23430), (7260, 23217), (7739, 21780), (7810, 21582), (8591, 19620), (9372, 17985), (9810, 17182), (10791, 15620), (10890, 15478), (11715, 14388), (11990, 14058), (12780, 13189)]