1246779240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{409}}^1$

素因数の和:640

約数の個数: 256

約数和(自身を含む): 4534272000

約数和(自身を除く): 3287492760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 190, 191, 210, 228, 266, 280, 285, 380, 382, 399, 409, 420, 456, 532, 570, 573, 665, 760, 764, 798, 818, 840, 955, 1064, 1140, 1146, 1227, 1330, 1337, 1528, 1596, 1636, 1910, 1995, 2045, 2280, 2292, 2454, 2660, 2674, 2863, 2865, 3192, 3272, 3629, 3820, 3990, 4011, 4090, 4584, 4908, 5320, 5348, 5726, 5730, 6135, 6685, 7258, 7640, 7771, 7980, 8022, 8180, 8589, 9816, 10696, 10887, 11452, 11460, 12270, 13370, 14315, 14516, 15542, 15960, 16044, 16360, 17178, 18145, 20055, 21774, 22904, 22920, 23313, 24540, 25403, 26740, 28630, 29032, 31084, 32088, 34356, 36290, 38855, 40110, 42945, 43548, 46626, 49080, 50806, 53480, 54397, 54435, 57260, 62168, 68712, 72580, 76209, 77710, 78119, 80220, 85890, 87096, 93252, 101612, 108794, 108870, 114520, 116565, 127015, 145160, 152418, 155420, 156238, 160440, 163191, 171780, 186504, 203224, 217588, 217740, 233130, 234357, 254030, 271985, 304836, 310840, 312476, 326382, 343560, 381045, 390595, 435176, 435480, 466260, 468714, 508060, 543970, 546833, 609672, 624952, 652764, 762090, 781190, 815955, 932520, 937428, 1016120, 1087940, 1093666, 1171785, 1305528, 1484261, 1524180, 1562380, 1631910, 1640499, 1874856, 2175880, 2187332, 2343570, 2734165, 2968522, 3048360, 3124760, 3263820, 3280998, 4374664, 4452783, 4687140, 5468330, 5937044, 6527640, 6561996, 7421305, 8202495, 8905566, 9374280, 10389827, 10936660, 11874088, 13123992, 14842610, 16404990, 17811132, 20779654, 21873320, 22263915, 29685220, 31169481, 32809980, 35622264, 41559308, 44527830, 51949135, 59370440, 62338962, 65619960, 83118616, 89055660, 103898270, 124677924, 155847405, 178111320, 207796540, 249355848, 311694810, 415593080, 623389620, 1246779240]

約数ペア:

[(1, 1246779240), (2, 623389620), (3, 415593080), (4, 311694810), (5, 249355848), (6, 207796540), (7, 178111320), (8, 155847405), (10, 124677924), (12, 103898270), (14, 89055660), (15, 83118616), (19, 65619960), (20, 62338962), (21, 59370440), (24, 51949135), (28, 44527830), (30, 41559308), (35, 35622264), (38, 32809980), (40, 31169481), (42, 29685220), (56, 22263915), (57, 21873320), (60, 20779654), (70, 17811132), (76, 16404990), (84, 14842610), (95, 13123992), (105, 11874088), (114, 10936660), (120, 10389827), (133, 9374280), (140, 8905566), (152, 8202495), (168, 7421305), (190, 6561996), (191, 6527640), (210, 5937044), (228, 5468330), (266, 4687140), (280, 4452783), (285, 4374664), (380, 3280998), (382, 3263820), (399, 3124760), (409, 3048360), (420, 2968522), (456, 2734165), (532, 2343570), (570, 2187332), (573, 2175880), (665, 1874856), (760, 1640499), (764, 1631910), (798, 1562380), (818, 1524180), (840, 1484261), (955, 1305528), (1064, 1171785), (1140, 1093666), (1146, 1087940), (1227, 1016120), (1330, 937428), (1337, 932520), (1528, 815955), (1596, 781190), (1636, 762090), (1910, 652764), (1995, 624952), (2045, 609672), (2280, 546833), (2292, 543970), (2454, 508060), (2660, 468714), (2674, 466260), (2863, 435480), (2865, 435176), (3192, 390595), (3272, 381045), (3629, 343560), (3820, 326382), (3990, 312476), (4011, 310840), (4090, 304836), (4584, 271985), (4908, 254030), (5320, 234357), (5348, 233130), (5726, 217740), (5730, 217588), (6135, 203224), (6685, 186504), (7258, 171780), (7640, 163191), (7771, 160440), (7980, 156238), (8022, 155420), (8180, 152418), (8589, 145160), (9816, 127015), (10696, 116565), (10887, 114520), (11452, 108870), (11460, 108794), (12270, 101612), (13370, 93252), (14315, 87096), (14516, 85890), (15542, 80220), (15960, 78119), (16044, 77710), (16360, 76209), (17178, 72580), (18145, 68712), (20055, 62168), (21774, 57260), (22904, 54435), (22920, 54397), (23313, 53480), (24540, 50806), (25403, 49080), (26740, 46626), (28630, 43548), (29032, 42945), (31084, 40110), (32088, 38855), (34356, 36290)]