20873242080

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{389}}^1\times {\mathrm{12421}}^1$

素因数の和:12834

約数の個数: 192

約数和(自身を含む): 73250049600

約数和(自身を除く): 52376807520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 216, 240, 270, 288, 360, 389, 432, 480, 540, 720, 778, 864, 1080, 1167, 1440, 1556, 1945, 2160, 2334, 3112, 3501, 3890, 4320, 4668, 5835, 6224, 7002, 7780, 9336, 10503, 11670, 12421, 12448, 14004, 15560, 17505, 18672, 21006, 23340, 24842, 28008, 31120, 35010, 37263, 37344, 42012, 46680, 49684, 52515, 56016, 62105, 62240, 70020, 74526, 84024, 93360, 99368, 105030, 111789, 112032, 124210, 140040, 149052, 168048, 186315, 186720, 198736, 210060, 223578, 248420, 280080, 298104, 335367, 336096, 372630, 397472, 420120, 447156, 496840, 558945, 560160, 596208, 670734, 745260, 840240, 894312, 993680, 1117890, 1192416, 1341468, 1490520, 1676835, 1680480, 1788624, 1987360, 2235780, 2682936, 2981040, 3353670, 3577248, 4471560, 4831769, 5365872, 5962080, 6707340, 8943120, 9663538, 10731744, 13414680, 14495307, 17886240, 19327076, 24158845, 26829360, 28990614, 38654152, 43485921, 48317690, 53658720, 57981228, 72476535, 77308304, 86971842, 96635380, 115962456, 130457763, 144953070, 154616608, 173943684, 193270760, 217429605, 231924912, 260915526, 289906140, 347887368, 386541520, 434859210, 463849824, 521831052, 579812280, 652288815, 695774736, 773083040, 869718420, 1043662104, 1159624560, 1304577630, 1391549472, 1739436840, 2087324208, 2319249120, 2609155260, 3478873680, 4174648416, 5218310520, 6957747360, 10436621040, 20873242080]

約数ペア:

[(1, 20873242080), (2, 10436621040), (3, 6957747360), (4, 5218310520), (5, 4174648416), (6, 3478873680), (8, 2609155260), (9, 2319249120), (10, 2087324208), (12, 1739436840), (15, 1391549472), (16, 1304577630), (18, 1159624560), (20, 1043662104), (24, 869718420), (27, 773083040), (30, 695774736), (32, 652288815), (36, 579812280), (40, 521831052), (45, 463849824), (48, 434859210), (54, 386541520), (60, 347887368), (72, 289906140), (80, 260915526), (90, 231924912), (96, 217429605), (108, 193270760), (120, 173943684), (135, 154616608), (144, 144953070), (160, 130457763), (180, 115962456), (216, 96635380), (240, 86971842), (270, 77308304), (288, 72476535), (360, 57981228), (389, 53658720), (432, 48317690), (480, 43485921), (540, 38654152), (720, 28990614), (778, 26829360), (864, 24158845), (1080, 19327076), (1167, 17886240), (1440, 14495307), (1556, 13414680), (1945, 10731744), (2160, 9663538), (2334, 8943120), (3112, 6707340), (3501, 5962080), (3890, 5365872), (4320, 4831769), (4668, 4471560), (5835, 3577248), (6224, 3353670), (7002, 2981040), (7780, 2682936), (9336, 2235780), (10503, 1987360), (11670, 1788624), (12421, 1680480), (12448, 1676835), (14004, 1490520), (15560, 1341468), (17505, 1192416), (18672, 1117890), (21006, 993680), (23340, 894312), (24842, 840240), (28008, 745260), (31120, 670734), (35010, 596208), (37263, 560160), (37344, 558945), (42012, 496840), (46680, 447156), (49684, 420120), (52515, 397472), (56016, 372630), (62105, 336096), (62240, 335367), (70020, 298104), (74526, 280080), (84024, 248420), (93360, 223578), (99368, 210060), (105030, 198736), (111789, 186720), (112032, 186315), (124210, 168048), (140040, 149052)]