28011240

素因数分解:

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

素因数の和:256

約数の個数: 192

約数和(自身を含む): 101088000

約数和(自身を除く): 73076760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 23, 24, 30, 34, 36, 40, 45, 46, 51, 60, 68, 69, 72, 85, 90, 92, 102, 115, 120, 136, 138, 153, 170, 180, 184, 199, 204, 207, 230, 255, 276, 306, 340, 345, 360, 391, 398, 408, 414, 460, 510, 552, 597, 612, 680, 690, 765, 782, 796, 828, 920, 995, 1020, 1035, 1173, 1194, 1224, 1380, 1530, 1564, 1592, 1656, 1791, 1955, 1990, 2040, 2070, 2346, 2388, 2760, 2985, 3060, 3128, 3383, 3519, 3582, 3910, 3980, 4140, 4577, 4692, 4776, 5865, 5970, 6120, 6766, 7038, 7164, 7820, 7960, 8280, 8955, 9154, 9384, 10149, 11730, 11940, 13532, 13731, 14076, 14328, 15640, 16915, 17595, 17910, 18308, 20298, 22885, 23460, 23880, 27064, 27462, 28152, 30447, 33830, 35190, 35820, 36616, 40596, 41193, 45770, 46920, 50745, 54924, 60894, 67660, 68655, 70380, 71640, 77809, 81192, 82386, 91540, 101490, 109848, 121788, 135320, 137310, 140760, 152235, 155618, 164772, 183080, 202980, 205965, 233427, 243576, 274620, 304470, 311236, 329544, 389045, 405960, 411930, 466854, 549240, 608940, 622472, 700281, 778090, 823860, 933708, 1167135, 1217880, 1400562, 1556180, 1647720, 1867416, 2334270, 2801124, 3112360, 3501405, 4668540, 5602248, 7002810, 9337080, 14005620, 28011240]

約数ペア:

[(1, 28011240), (2, 14005620), (3, 9337080), (4, 7002810), (5, 5602248), (6, 4668540), (8, 3501405), (9, 3112360), (10, 2801124), (12, 2334270), (15, 1867416), (17, 1647720), (18, 1556180), (20, 1400562), (23, 1217880), (24, 1167135), (30, 933708), (34, 823860), (36, 778090), (40, 700281), (45, 622472), (46, 608940), (51, 549240), (60, 466854), (68, 411930), (69, 405960), (72, 389045), (85, 329544), (90, 311236), (92, 304470), (102, 274620), (115, 243576), (120, 233427), (136, 205965), (138, 202980), (153, 183080), (170, 164772), (180, 155618), (184, 152235), (199, 140760), (204, 137310), (207, 135320), (230, 121788), (255, 109848), (276, 101490), (306, 91540), (340, 82386), (345, 81192), (360, 77809), (391, 71640), (398, 70380), (408, 68655), (414, 67660), (460, 60894), (510, 54924), (552, 50745), (597, 46920), (612, 45770), (680, 41193), (690, 40596), (765, 36616), (782, 35820), (796, 35190), (828, 33830), (920, 30447), (995, 28152), (1020, 27462), (1035, 27064), (1173, 23880), (1194, 23460), (1224, 22885), (1380, 20298), (1530, 18308), (1564, 17910), (1592, 17595), (1656, 16915), (1791, 15640), (1955, 14328), (1990, 14076), (2040, 13731), (2070, 13532), (2346, 11940), (2388, 11730), (2760, 10149), (2985, 9384), (3060, 9154), (3128, 8955), (3383, 8280), (3519, 7960), (3582, 7820), (3910, 7164), (3980, 7038), (4140, 6766), (4577, 6120), (4692, 5970), (4776, 5865)]