642301920

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{11437}}^1$

素因数の和:11474

約数の個数: 192

約数和(自身を含む): 2421195840

約数和(自身を除く): 1778893920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 90, 96, 104, 108, 117, 120, 130, 135, 144, 156, 160, 180, 195, 208, 216, 234, 240, 260, 270, 288, 312, 351, 360, 390, 416, 432, 468, 480, 520, 540, 585, 624, 702, 720, 780, 864, 936, 1040, 1080, 1170, 1248, 1404, 1440, 1560, 1755, 1872, 2080, 2160, 2340, 2808, 3120, 3510, 3744, 4320, 4680, 5616, 6240, 7020, 9360, 11232, 11437, 14040, 18720, 22874, 28080, 34311, 45748, 56160, 57185, 68622, 91496, 102933, 114370, 137244, 148681, 171555, 182992, 205866, 228740, 274488, 297362, 308799, 343110, 365984, 411732, 446043, 457480, 514665, 548976, 594724, 617598, 686220, 743405, 823464, 892086, 914960, 1029330, 1097952, 1189448, 1235196, 1338129, 1372440, 1486810, 1543995, 1646928, 1784172, 1829920, 2058660, 2230215, 2378896, 2470392, 2676258, 2744880, 2973620, 3087990, 3293856, 3568344, 4014387, 4117320, 4460430, 4757792, 4940784, 5352516, 5489760, 5947240, 6175980, 6690645, 7136688, 8028774, 8234640, 8920860, 9881568, 10705032, 11894480, 12351960, 13381290, 14273376, 16057548, 16469280, 17841720, 20071935, 21410064, 23788960, 24703920, 26762580, 32115096, 35683440, 40143870, 42820128, 49407840, 53525160, 64230192, 71366880, 80287740, 107050320, 128460384, 160575480, 214100640, 321150960, 642301920]

約数ペア:

[(1, 642301920), (2, 321150960), (3, 214100640), (4, 160575480), (5, 128460384), (6, 107050320), (8, 80287740), (9, 71366880), (10, 64230192), (12, 53525160), (13, 49407840), (15, 42820128), (16, 40143870), (18, 35683440), (20, 32115096), (24, 26762580), (26, 24703920), (27, 23788960), (30, 21410064), (32, 20071935), (36, 17841720), (39, 16469280), (40, 16057548), (45, 14273376), (48, 13381290), (52, 12351960), (54, 11894480), (60, 10705032), (65, 9881568), (72, 8920860), (78, 8234640), (80, 8028774), (90, 7136688), (96, 6690645), (104, 6175980), (108, 5947240), (117, 5489760), (120, 5352516), (130, 4940784), (135, 4757792), (144, 4460430), (156, 4117320), (160, 4014387), (180, 3568344), (195, 3293856), (208, 3087990), (216, 2973620), (234, 2744880), (240, 2676258), (260, 2470392), (270, 2378896), (288, 2230215), (312, 2058660), (351, 1829920), (360, 1784172), (390, 1646928), (416, 1543995), (432, 1486810), (468, 1372440), (480, 1338129), (520, 1235196), (540, 1189448), (585, 1097952), (624, 1029330), (702, 914960), (720, 892086), (780, 823464), (864, 743405), (936, 686220), (1040, 617598), (1080, 594724), (1170, 548976), (1248, 514665), (1404, 457480), (1440, 446043), (1560, 411732), (1755, 365984), (1872, 343110), (2080, 308799), (2160, 297362), (2340, 274488), (2808, 228740), (3120, 205866), (3510, 182992), (3744, 171555), (4320, 148681), (4680, 137244), (5616, 114370), (6240, 102933), (7020, 91496), (9360, 68622), (11232, 57185), (11437, 56160), (14040, 45748), (18720, 34311), (22874, 28080)]