245137680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{131}}^1$

素因数の和:286

約数の個数: 240

約数和(自身を含む): 873265536

約数和(自身を除く): 628127856

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 45, 46, 48, 60, 69, 72, 80, 90, 92, 113, 115, 120, 131, 138, 144, 180, 184, 207, 226, 230, 240, 262, 276, 339, 345, 360, 368, 393, 414, 452, 460, 524, 552, 565, 655, 678, 690, 720, 786, 828, 904, 920, 1017, 1035, 1048, 1104, 1130, 1179, 1310, 1356, 1380, 1572, 1656, 1695, 1808, 1840, 1965, 2034, 2070, 2096, 2260, 2358, 2599, 2620, 2712, 2760, 3013, 3144, 3312, 3390, 3930, 4068, 4140, 4520, 4716, 5085, 5198, 5240, 5424, 5520, 5895, 6026, 6288, 6780, 7797, 7860, 8136, 8280, 9039, 9040, 9432, 10170, 10396, 10480, 11790, 12052, 12995, 13560, 14803, 15065, 15594, 15720, 16272, 16560, 18078, 18864, 20340, 20792, 23391, 23580, 24104, 25990, 27117, 27120, 29606, 30130, 31188, 31440, 36156, 38985, 40680, 41584, 44409, 45195, 46782, 47160, 48208, 51980, 54234, 59212, 60260, 62376, 72312, 74015, 77970, 81360, 88818, 90390, 93564, 94320, 103960, 108468, 116955, 118424, 120520, 124752, 133227, 135585, 144624, 148030, 155940, 177636, 180780, 187128, 207920, 216936, 222045, 233910, 236848, 241040, 266454, 271170, 296060, 311880, 340469, 355272, 361560, 374256, 433872, 444090, 467820, 532908, 542340, 592120, 623760, 666135, 680938, 710544, 723120, 888180, 935640, 1021407, 1065816, 1084680, 1184240, 1332270, 1361876, 1702345, 1776360, 1871280, 2042814, 2131632, 2169360, 2664540, 2723752, 3064221, 3404690, 3552720, 4085628, 5107035, 5329080, 5447504, 6128442, 6809380, 8171256, 10214070, 10658160, 12256884, 13618760, 15321105, 16342512, 20428140, 24513768, 27237520, 30642210, 40856280, 49027536, 61284420, 81712560, 122568840, 245137680]

約数ペア:

[(1, 245137680), (2, 122568840), (3, 81712560), (4, 61284420), (5, 49027536), (6, 40856280), (8, 30642210), (9, 27237520), (10, 24513768), (12, 20428140), (15, 16342512), (16, 15321105), (18, 13618760), (20, 12256884), (23, 10658160), (24, 10214070), (30, 8171256), (36, 6809380), (40, 6128442), (45, 5447504), (46, 5329080), (48, 5107035), (60, 4085628), (69, 3552720), (72, 3404690), (80, 3064221), (90, 2723752), (92, 2664540), (113, 2169360), (115, 2131632), (120, 2042814), (131, 1871280), (138, 1776360), (144, 1702345), (180, 1361876), (184, 1332270), (207, 1184240), (226, 1084680), (230, 1065816), (240, 1021407), (262, 935640), (276, 888180), (339, 723120), (345, 710544), (360, 680938), (368, 666135), (393, 623760), (414, 592120), (452, 542340), (460, 532908), (524, 467820), (552, 444090), (565, 433872), (655, 374256), (678, 361560), (690, 355272), (720, 340469), (786, 311880), (828, 296060), (904, 271170), (920, 266454), (1017, 241040), (1035, 236848), (1048, 233910), (1104, 222045), (1130, 216936), (1179, 207920), (1310, 187128), (1356, 180780), (1380, 177636), (1572, 155940), (1656, 148030), (1695, 144624), (1808, 135585), (1840, 133227), (1965, 124752), (2034, 120520), (2070, 118424), (2096, 116955), (2260, 108468), (2358, 103960), (2599, 94320), (2620, 93564), (2712, 90390), (2760, 88818), (3013, 81360), (3144, 77970), (3312, 74015), (3390, 72312), (3930, 62376), (4068, 60260), (4140, 59212), (4520, 54234), (4716, 51980), (5085, 48208), (5198, 47160), (5240, 46782), (5424, 45195), (5520, 44409), (5895, 41584), (6026, 40680), (6288, 38985), (6780, 36156), (7797, 31440), (7860, 31188), (8136, 30130), (8280, 29606), (9039, 27120), (9040, 27117), (9432, 25990), (10170, 24104), (10396, 23580), (10480, 23391), (11790, 20792), (12052, 20340), (12995, 18864), (13560, 18078), (14803, 16560), (15065, 16272), (15594, 15720)]