317460720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{199}}^1$

素因数の和:272

約数の個数: 240

約数和(自身を含む): 1096358400

約数和(自身を除く): 778897680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 23, 24, 30, 34, 40, 46, 48, 51, 60, 68, 69, 80, 85, 92, 102, 115, 120, 136, 138, 170, 184, 199, 204, 230, 240, 255, 272, 276, 289, 340, 345, 368, 391, 398, 408, 460, 510, 552, 578, 597, 680, 690, 782, 796, 816, 867, 920, 995, 1020, 1104, 1156, 1173, 1194, 1360, 1380, 1445, 1564, 1592, 1734, 1840, 1955, 1990, 2040, 2312, 2346, 2388, 2760, 2890, 2985, 3128, 3184, 3383, 3468, 3910, 3980, 4080, 4335, 4577, 4624, 4692, 4776, 5520, 5780, 5865, 5970, 6256, 6647, 6766, 6936, 7820, 7960, 8670, 9154, 9384, 9552, 10149, 11560, 11730, 11940, 13294, 13532, 13731, 13872, 15640, 15920, 16915, 17340, 18308, 18768, 19941, 20298, 22885, 23120, 23460, 23880, 26588, 27064, 27462, 31280, 33235, 33830, 34680, 36616, 39882, 40596, 45770, 46920, 47760, 50745, 53176, 54128, 54924, 57511, 66470, 67660, 68655, 69360, 73232, 77809, 79764, 81192, 91540, 93840, 99705, 101490, 106352, 109848, 115022, 132940, 135320, 137310, 155618, 159528, 162384, 172533, 183080, 199410, 202980, 219696, 230044, 233427, 265880, 270640, 274620, 287555, 311236, 319056, 345066, 366160, 389045, 398820, 405960, 460088, 466854, 531760, 549240, 575110, 622472, 690132, 778090, 797640, 811920, 862665, 920176, 933708, 1098480, 1150220, 1167135, 1244944, 1322753, 1380264, 1556180, 1595280, 1725330, 1867416, 2300440, 2334270, 2645506, 2760528, 3112360, 3450660, 3734832, 3968259, 4600880, 4668540, 5291012, 6224720, 6613765, 6901320, 7936518, 9337080, 10582024, 13227530, 13802640, 15873036, 18674160, 19841295, 21164048, 26455060, 31746072, 39682590, 52910120, 63492144, 79365180, 105820240, 158730360, 317460720]

約数ペア:

[(1, 317460720), (2, 158730360), (3, 105820240), (4, 79365180), (5, 63492144), (6, 52910120), (8, 39682590), (10, 31746072), (12, 26455060), (15, 21164048), (16, 19841295), (17, 18674160), (20, 15873036), (23, 13802640), (24, 13227530), (30, 10582024), (34, 9337080), (40, 7936518), (46, 6901320), (48, 6613765), (51, 6224720), (60, 5291012), (68, 4668540), (69, 4600880), (80, 3968259), (85, 3734832), (92, 3450660), (102, 3112360), (115, 2760528), (120, 2645506), (136, 2334270), (138, 2300440), (170, 1867416), (184, 1725330), (199, 1595280), (204, 1556180), (230, 1380264), (240, 1322753), (255, 1244944), (272, 1167135), (276, 1150220), (289, 1098480), (340, 933708), (345, 920176), (368, 862665), (391, 811920), (398, 797640), (408, 778090), (460, 690132), (510, 622472), (552, 575110), (578, 549240), (597, 531760), (680, 466854), (690, 460088), (782, 405960), (796, 398820), (816, 389045), (867, 366160), (920, 345066), (995, 319056), (1020, 311236), (1104, 287555), (1156, 274620), (1173, 270640), (1194, 265880), (1360, 233427), (1380, 230044), (1445, 219696), (1564, 202980), (1592, 199410), (1734, 183080), (1840, 172533), (1955, 162384), (1990, 159528), (2040, 155618), (2312, 137310), (2346, 135320), (2388, 132940), (2760, 115022), (2890, 109848), (2985, 106352), (3128, 101490), (3184, 99705), (3383, 93840), (3468, 91540), (3910, 81192), (3980, 79764), (4080, 77809), (4335, 73232), (4577, 69360), (4624, 68655), (4692, 67660), (4776, 66470), (5520, 57511), (5780, 54924), (5865, 54128), (5970, 53176), (6256, 50745), (6647, 47760), (6766, 46920), (6936, 45770), (7820, 40596), (7960, 39882), (8670, 36616), (9154, 34680), (9384, 33830), (9552, 33235), (10149, 31280), (11560, 27462), (11730, 27064), (11940, 26588), (13294, 23880), (13532, 23460), (13731, 23120), (13872, 22885), (15640, 20298), (15920, 19941), (16915, 18768), (17340, 18308)]