260431080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{3407}}^1$

素因数の和:3448

約数の個数: 192

約数和(自身を含む): 979050240

約数和(自身を除く): 718619160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 49, 52, 56, 60, 65, 70, 78, 84, 91, 98, 104, 105, 120, 130, 140, 147, 156, 168, 182, 195, 196, 210, 245, 260, 273, 280, 294, 312, 364, 390, 392, 420, 455, 490, 520, 546, 588, 637, 728, 735, 780, 840, 910, 980, 1092, 1176, 1274, 1365, 1470, 1560, 1820, 1911, 1960, 2184, 2548, 2730, 2940, 3185, 3407, 3640, 3822, 5096, 5460, 5880, 6370, 6814, 7644, 9555, 10221, 10920, 12740, 13628, 15288, 17035, 19110, 20442, 23849, 25480, 27256, 34070, 38220, 40884, 44291, 47698, 51105, 68140, 71547, 76440, 81768, 88582, 95396, 102210, 119245, 132873, 136280, 143094, 166943, 177164, 190792, 204420, 221455, 238490, 265746, 286188, 310037, 333886, 354328, 357735, 408840, 442910, 476980, 500829, 531492, 572376, 620074, 664365, 667772, 715470, 834715, 885820, 930111, 953960, 1001658, 1062984, 1240148, 1328730, 1335544, 1430940, 1550185, 1669430, 1771640, 1860222, 2003316, 2170259, 2480296, 2504145, 2657460, 2861880, 3100370, 3338860, 3720444, 4006632, 4340518, 4650555, 5008290, 5314920, 6200740, 6510777, 6677720, 7440888, 8681036, 9301110, 10016580, 10851295, 12401480, 13021554, 17362072, 18602220, 20033160, 21702590, 26043108, 32553885, 37204440, 43405180, 52086216, 65107770, 86810360, 130215540, 260431080]

約数ペア:

[(1, 260431080), (2, 130215540), (3, 86810360), (4, 65107770), (5, 52086216), (6, 43405180), (7, 37204440), (8, 32553885), (10, 26043108), (12, 21702590), (13, 20033160), (14, 18602220), (15, 17362072), (20, 13021554), (21, 12401480), (24, 10851295), (26, 10016580), (28, 9301110), (30, 8681036), (35, 7440888), (39, 6677720), (40, 6510777), (42, 6200740), (49, 5314920), (52, 5008290), (56, 4650555), (60, 4340518), (65, 4006632), (70, 3720444), (78, 3338860), (84, 3100370), (91, 2861880), (98, 2657460), (104, 2504145), (105, 2480296), (120, 2170259), (130, 2003316), (140, 1860222), (147, 1771640), (156, 1669430), (168, 1550185), (182, 1430940), (195, 1335544), (196, 1328730), (210, 1240148), (245, 1062984), (260, 1001658), (273, 953960), (280, 930111), (294, 885820), (312, 834715), (364, 715470), (390, 667772), (392, 664365), (420, 620074), (455, 572376), (490, 531492), (520, 500829), (546, 476980), (588, 442910), (637, 408840), (728, 357735), (735, 354328), (780, 333886), (840, 310037), (910, 286188), (980, 265746), (1092, 238490), (1176, 221455), (1274, 204420), (1365, 190792), (1470, 177164), (1560, 166943), (1820, 143094), (1911, 136280), (1960, 132873), (2184, 119245), (2548, 102210), (2730, 95396), (2940, 88582), (3185, 81768), (3407, 76440), (3640, 71547), (3822, 68140), (5096, 51105), (5460, 47698), (5880, 44291), (6370, 40884), (6814, 38220), (7644, 34070), (9555, 27256), (10221, 25480), (10920, 23849), (12740, 20442), (13628, 19110), (15288, 17035)]