2257357440

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{90439}}^1$

素因数の和:90474

約数の個数: 128

約数和(自身を含む): 7748899200

約数和(自身を除く): 5491541760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 780, 832, 960, 1040, 1248, 1560, 1664, 1920, 2080, 2496, 3120, 4160, 4992, 6240, 8320, 12480, 24960, 90439, 180878, 271317, 361756, 452195, 542634, 723512, 904390, 1085268, 1175707, 1356585, 1447024, 1808780, 2170536, 2351414, 2713170, 2894048, 3527121, 3617560, 4341072, 4702828, 5426340, 5788096, 5878535, 7054242, 7235120, 8682144, 9405656, 10852680, 11576192, 11757070, 14108484, 14470240, 17364288, 17635605, 18811312, 21705360, 23514140, 28216968, 28940480, 34728576, 35271210, 37622624, 43410720, 47028280, 56433936, 57880960, 70542420, 75245248, 86821440, 94056560, 112867872, 141084840, 150490496, 173642880, 188113120, 225735744, 282169680, 376226240, 451471488, 564339360, 752452480, 1128678720, 2257357440]

約数ペア:

[(1, 2257357440), (2, 1128678720), (3, 752452480), (4, 564339360), (5, 451471488), (6, 376226240), (8, 282169680), (10, 225735744), (12, 188113120), (13, 173642880), (15, 150490496), (16, 141084840), (20, 112867872), (24, 94056560), (26, 86821440), (30, 75245248), (32, 70542420), (39, 57880960), (40, 56433936), (48, 47028280), (52, 43410720), (60, 37622624), (64, 35271210), (65, 34728576), (78, 28940480), (80, 28216968), (96, 23514140), (104, 21705360), (120, 18811312), (128, 17635605), (130, 17364288), (156, 14470240), (160, 14108484), (192, 11757070), (195, 11576192), (208, 10852680), (240, 9405656), (260, 8682144), (312, 7235120), (320, 7054242), (384, 5878535), (390, 5788096), (416, 5426340), (480, 4702828), (520, 4341072), (624, 3617560), (640, 3527121), (780, 2894048), (832, 2713170), (960, 2351414), (1040, 2170536), (1248, 1808780), (1560, 1447024), (1664, 1356585), (1920, 1175707), (2080, 1085268), (2496, 904390), (3120, 723512), (4160, 542634), (4992, 452195), (6240, 361756), (8320, 271317), (12480, 180878), (24960, 90439)]