261201360

素因数分解:

$2^4\times 3^1\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{167}}^1$

素因数の和:223

約数の個数: 320

約数和(自身を含む): 999936000

約数和(自身を除く): 738734640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 48, 49, 56, 57, 60, 70, 76, 80, 84, 95, 98, 105, 112, 114, 120, 133, 140, 147, 152, 167, 168, 190, 196, 210, 228, 240, 245, 266, 280, 285, 294, 304, 334, 336, 343, 380, 392, 399, 420, 456, 490, 501, 532, 560, 570, 588, 665, 668, 686, 735, 760, 784, 798, 835, 840, 912, 931, 980, 1002, 1029, 1064, 1140, 1169, 1176, 1330, 1336, 1372, 1470, 1520, 1596, 1670, 1680, 1715, 1862, 1960, 1995, 2004, 2058, 2128, 2280, 2338, 2352, 2505, 2660, 2672, 2744, 2793, 2940, 3173, 3192, 3340, 3430, 3507, 3724, 3920, 3990, 4008, 4116, 4560, 4655, 4676, 5010, 5145, 5320, 5488, 5586, 5845, 5880, 6346, 6384, 6517, 6680, 6860, 7014, 7448, 7980, 8016, 8183, 8232, 9310, 9352, 9519, 10020, 10290, 10640, 11172, 11690, 11760, 12692, 13034, 13360, 13720, 13965, 14028, 14896, 15865, 15960, 16366, 16464, 17535, 18620, 18704, 19038, 19551, 20040, 20580, 22211, 22344, 23380, 24549, 25384, 26068, 27440, 27930, 28056, 31730, 31920, 32585, 32732, 35070, 37240, 38076, 39102, 40080, 40915, 41160, 44422, 44688, 46760, 47595, 49098, 50768, 52136, 55860, 56112, 57281, 63460, 65170, 65464, 66633, 70140, 74480, 76152, 78204, 81830, 82320, 88844, 93520, 95190, 97755, 98196, 104272, 111055, 111720, 114562, 122745, 126920, 130340, 130928, 133266, 140280, 152304, 155477, 156408, 163660, 171843, 177688, 190380, 195510, 196392, 222110, 223440, 229124, 245490, 253840, 260680, 266532, 280560, 286405, 310954, 312816, 327320, 333165, 343686, 355376, 380760, 391020, 392784, 444220, 458248, 466431, 490980, 521360, 533064, 572810, 621908, 654640, 666330, 687372, 761520, 777385, 782040, 859215, 888440, 916496, 932862, 981960, 1066128, 1088339, 1145620, 1243816, 1332660, 1374744, 1554770, 1564080, 1718430, 1776880, 1865724, 1963920, 2176678, 2291240, 2332155, 2487632, 2665320, 2749488, 3109540, 3265017, 3436860, 3731448, 4353356, 4582480, 4664310, 5330640, 5441695, 6219080, 6530034, 6873720, 7462896, 8706712, 9328620, 10883390, 12438160, 13060068, 13747440, 16325085, 17413424, 18657240, 21766780, 26120136, 32650170, 37314480, 43533560, 52240272, 65300340, 87067120, 130600680, 261201360]

約数ペア:

[(1, 261201360), (2, 130600680), (3, 87067120), (4, 65300340), (5, 52240272), (6, 43533560), (7, 37314480), (8, 32650170), (10, 26120136), (12, 21766780), (14, 18657240), (15, 17413424), (16, 16325085), (19, 13747440), (20, 13060068), (21, 12438160), (24, 10883390), (28, 9328620), (30, 8706712), (35, 7462896), (38, 6873720), (40, 6530034), (42, 6219080), (48, 5441695), (49, 5330640), (56, 4664310), (57, 4582480), (60, 4353356), (70, 3731448), (76, 3436860), (80, 3265017), (84, 3109540), (95, 2749488), (98, 2665320), (105, 2487632), (112, 2332155), (114, 2291240), (120, 2176678), (133, 1963920), (140, 1865724), (147, 1776880), (152, 1718430), (167, 1564080), (168, 1554770), (190, 1374744), (196, 1332660), (210, 1243816), (228, 1145620), (240, 1088339), (245, 1066128), (266, 981960), (280, 932862), (285, 916496), (294, 888440), (304, 859215), (334, 782040), (336, 777385), (343, 761520), (380, 687372), (392, 666330), (399, 654640), (420, 621908), (456, 572810), (490, 533064), (501, 521360), (532, 490980), (560, 466431), (570, 458248), (588, 444220), (665, 392784), (668, 391020), (686, 380760), (735, 355376), (760, 343686), (784, 333165), (798, 327320), (835, 312816), (840, 310954), (912, 286405), (931, 280560), (980, 266532), (1002, 260680), (1029, 253840), (1064, 245490), (1140, 229124), (1169, 223440), (1176, 222110), (1330, 196392), (1336, 195510), (1372, 190380), (1470, 177688), (1520, 171843), (1596, 163660), (1670, 156408), (1680, 155477), (1715, 152304), (1862, 140280), (1960, 133266), (1995, 130928), (2004, 130340), (2058, 126920), (2128, 122745), (2280, 114562), (2338, 111720), (2352, 111055), (2505, 104272), (2660, 98196), (2672, 97755), (2744, 95190), (2793, 93520), (2940, 88844), (3173, 82320), (3192, 81830), (3340, 78204), (3430, 76152), (3507, 74480), (3724, 70140), (3920, 66633), (3990, 65464), (4008, 65170), (4116, 63460), (4560, 57281), (4655, 56112), (4676, 55860), (5010, 52136), (5145, 50768), (5320, 49098), (5488, 47595), (5586, 46760), (5845, 44688), (5880, 44422), (6346, 41160), (6384, 40915), (6517, 40080), (6680, 39102), (6860, 38076), (7014, 37240), (7448, 35070), (7980, 32732), (8016, 32585), (8183, 31920), (8232, 31730), (9310, 28056), (9352, 27930), (9519, 27440), (10020, 26068), (10290, 25384), (10640, 24549), (11172, 23380), (11690, 22344), (11760, 22211), (12692, 20580), (13034, 20040), (13360, 19551), (13720, 19038), (13965, 18704), (14028, 18620), (14896, 17535), (15865, 16464), (15960, 16366)]