28223640

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1$

素因数の和:335

約数の個数: 160

約数和(自身を含む): 98271360

約数和(自身を除く): 70047720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 81, 90, 93, 108, 120, 124, 135, 155, 162, 180, 186, 216, 248, 270, 279, 281, 310, 324, 360, 372, 405, 465, 540, 558, 562, 620, 648, 744, 810, 837, 843, 930, 1080, 1116, 1124, 1240, 1395, 1405, 1620, 1674, 1686, 1860, 2232, 2248, 2511, 2529, 2790, 2810, 3240, 3348, 3372, 3720, 4185, 4215, 5022, 5058, 5580, 5620, 6696, 6744, 7587, 8370, 8430, 8711, 10044, 10116, 11160, 11240, 12555, 12645, 15174, 16740, 16860, 17422, 20088, 20232, 22761, 25110, 25290, 26133, 30348, 33480, 33720, 34844, 37935, 43555, 45522, 50220, 50580, 52266, 60696, 69688, 75870, 78399, 87110, 91044, 100440, 101160, 104532, 113805, 130665, 151740, 156798, 174220, 182088, 209064, 227610, 235197, 261330, 303480, 313596, 348440, 391995, 455220, 470394, 522660, 627192, 705591, 783990, 910440, 940788, 1045320, 1175985, 1411182, 1567980, 1881576, 2351970, 2822364, 3135960, 3527955, 4703940, 5644728, 7055910, 9407880, 14111820, 28223640]

約数ペア:

[(1, 28223640), (2, 14111820), (3, 9407880), (4, 7055910), (5, 5644728), (6, 4703940), (8, 3527955), (9, 3135960), (10, 2822364), (12, 2351970), (15, 1881576), (18, 1567980), (20, 1411182), (24, 1175985), (27, 1045320), (30, 940788), (31, 910440), (36, 783990), (40, 705591), (45, 627192), (54, 522660), (60, 470394), (62, 455220), (72, 391995), (81, 348440), (90, 313596), (93, 303480), (108, 261330), (120, 235197), (124, 227610), (135, 209064), (155, 182088), (162, 174220), (180, 156798), (186, 151740), (216, 130665), (248, 113805), (270, 104532), (279, 101160), (281, 100440), (310, 91044), (324, 87110), (360, 78399), (372, 75870), (405, 69688), (465, 60696), (540, 52266), (558, 50580), (562, 50220), (620, 45522), (648, 43555), (744, 37935), (810, 34844), (837, 33720), (843, 33480), (930, 30348), (1080, 26133), (1116, 25290), (1124, 25110), (1240, 22761), (1395, 20232), (1405, 20088), (1620, 17422), (1674, 16860), (1686, 16740), (1860, 15174), (2232, 12645), (2248, 12555), (2511, 11240), (2529, 11160), (2790, 10116), (2810, 10044), (3240, 8711), (3348, 8430), (3372, 8370), (3720, 7587), (4185, 6744), (4215, 6696), (5022, 5620), (5058, 5580)]