317619840

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{263}}^1$

素因数の和:339

約数の個数: 256

約数和(自身を含む): 1105125120

約数和(自身を除く): 787505280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 37, 40, 48, 51, 60, 64, 68, 74, 80, 85, 96, 102, 111, 120, 128, 136, 148, 160, 170, 185, 192, 204, 222, 240, 255, 263, 272, 296, 320, 340, 370, 384, 408, 444, 480, 510, 526, 544, 555, 592, 629, 640, 680, 740, 789, 816, 888, 960, 1020, 1052, 1088, 1110, 1184, 1258, 1315, 1360, 1480, 1578, 1632, 1776, 1887, 1920, 2040, 2104, 2176, 2220, 2368, 2516, 2630, 2720, 2960, 3145, 3156, 3264, 3552, 3774, 3945, 4080, 4208, 4440, 4471, 4736, 5032, 5260, 5440, 5920, 6290, 6312, 6528, 7104, 7548, 7890, 8160, 8416, 8880, 8942, 9435, 9731, 10064, 10520, 10880, 11840, 12580, 12624, 13413, 14208, 15096, 15780, 16320, 16832, 17760, 17884, 18870, 19462, 20128, 21040, 22355, 23680, 25160, 25248, 26826, 29193, 30192, 31560, 32640, 33664, 35520, 35768, 37740, 38924, 40256, 42080, 44710, 48655, 50320, 50496, 53652, 58386, 60384, 63120, 67065, 71040, 71536, 75480, 77848, 80512, 84160, 89420, 97310, 100640, 100992, 107304, 116772, 120768, 126240, 134130, 143072, 145965, 150960, 155696, 165427, 168320, 178840, 194620, 201280, 214608, 233544, 241536, 252480, 268260, 286144, 291930, 301920, 311392, 330854, 357680, 389240, 402560, 429216, 467088, 496281, 504960, 536520, 572288, 583860, 603840, 622784, 661708, 715360, 778480, 827135, 858432, 934176, 992562, 1073040, 1167720, 1207680, 1245568, 1323416, 1430720, 1556960, 1654270, 1716864, 1868352, 1985124, 2146080, 2335440, 2481405, 2646832, 2861440, 3113920, 3308540, 3736704, 3970248, 4292160, 4670880, 4962810, 5293664, 6227840, 6617080, 7940496, 8584320, 9341760, 9925620, 10587328, 13234160, 15880992, 18683520, 19851240, 21174656, 26468320, 31761984, 39702480, 52936640, 63523968, 79404960, 105873280, 158809920, 317619840]

約数ペア:

[(1, 317619840), (2, 158809920), (3, 105873280), (4, 79404960), (5, 63523968), (6, 52936640), (8, 39702480), (10, 31761984), (12, 26468320), (15, 21174656), (16, 19851240), (17, 18683520), (20, 15880992), (24, 13234160), (30, 10587328), (32, 9925620), (34, 9341760), (37, 8584320), (40, 7940496), (48, 6617080), (51, 6227840), (60, 5293664), (64, 4962810), (68, 4670880), (74, 4292160), (80, 3970248), (85, 3736704), (96, 3308540), (102, 3113920), (111, 2861440), (120, 2646832), (128, 2481405), (136, 2335440), (148, 2146080), (160, 1985124), (170, 1868352), (185, 1716864), (192, 1654270), (204, 1556960), (222, 1430720), (240, 1323416), (255, 1245568), (263, 1207680), (272, 1167720), (296, 1073040), (320, 992562), (340, 934176), (370, 858432), (384, 827135), (408, 778480), (444, 715360), (480, 661708), (510, 622784), (526, 603840), (544, 583860), (555, 572288), (592, 536520), (629, 504960), (640, 496281), (680, 467088), (740, 429216), (789, 402560), (816, 389240), (888, 357680), (960, 330854), (1020, 311392), (1052, 301920), (1088, 291930), (1110, 286144), (1184, 268260), (1258, 252480), (1315, 241536), (1360, 233544), (1480, 214608), (1578, 201280), (1632, 194620), (1776, 178840), (1887, 168320), (1920, 165427), (2040, 155696), (2104, 150960), (2176, 145965), (2220, 143072), (2368, 134130), (2516, 126240), (2630, 120768), (2720, 116772), (2960, 107304), (3145, 100992), (3156, 100640), (3264, 97310), (3552, 89420), (3774, 84160), (3945, 80512), (4080, 77848), (4208, 75480), (4440, 71536), (4471, 71040), (4736, 67065), (5032, 63120), (5260, 60384), (5440, 58386), (5920, 53652), (6290, 50496), (6312, 50320), (6528, 48655), (7104, 44710), (7548, 42080), (7890, 40256), (8160, 38924), (8416, 37740), (8880, 35768), (8942, 35520), (9435, 33664), (9731, 32640), (10064, 31560), (10520, 30192), (10880, 29193), (11840, 26826), (12580, 25248), (12624, 25160), (13413, 23680), (14208, 22355), (15096, 21040), (15780, 20128), (16320, 19462), (16832, 18870), (17760, 17884)]