223978020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:163

約数の個数: 288

約数和(自身を含む): 785998080

約数和(自身を除く): 562020060

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 29, 30, 35, 37, 42, 49, 58, 60, 70, 71, 74, 84, 87, 98, 105, 111, 116, 140, 142, 145, 147, 148, 174, 185, 196, 203, 210, 213, 222, 245, 259, 284, 290, 294, 348, 355, 370, 406, 420, 426, 435, 444, 490, 497, 518, 555, 580, 588, 609, 710, 735, 740, 777, 812, 852, 870, 980, 994, 1015, 1036, 1065, 1073, 1110, 1218, 1295, 1420, 1421, 1470, 1491, 1554, 1740, 1813, 1988, 2030, 2059, 2130, 2146, 2220, 2436, 2485, 2590, 2627, 2842, 2940, 2982, 3045, 3108, 3219, 3479, 3626, 3885, 4060, 4118, 4260, 4263, 4292, 4970, 5180, 5254, 5365, 5439, 5684, 5964, 6090, 6177, 6438, 6958, 7105, 7252, 7455, 7511, 7770, 7881, 8236, 8526, 9065, 9940, 10295, 10437, 10508, 10730, 10878, 12180, 12354, 12876, 13135, 13916, 14210, 14413, 14910, 15022, 15540, 15762, 16095, 17052, 17395, 18130, 18389, 20590, 20874, 21315, 21460, 21756, 22533, 24708, 26270, 27195, 28420, 28826, 29820, 30044, 30885, 31524, 32190, 34790, 36260, 36778, 37555, 39405, 41180, 41748, 42630, 43239, 45066, 52185, 52540, 52577, 54390, 55167, 57652, 61770, 64380, 69580, 72065, 73556, 75110, 76183, 78810, 85260, 86478, 90132, 91945, 100891, 104370, 105154, 108780, 110334, 112665, 123540, 128723, 144130, 150220, 152366, 157620, 157731, 172956, 183890, 201782, 208740, 210308, 216195, 220668, 225330, 228549, 257446, 262885, 275835, 288260, 302673, 304732, 315462, 367780, 380915, 386169, 403564, 432390, 450660, 457098, 504455, 514892, 525770, 533281, 551670, 605346, 630924, 643615, 761830, 772338, 788655, 864780, 914196, 1008910, 1051540, 1066562, 1103340, 1142745, 1210692, 1287230, 1513365, 1523660, 1544676, 1577310, 1599843, 1930845, 2017820, 2133124, 2285490, 2574460, 2666405, 3026730, 3154620, 3199686, 3732967, 3861690, 4570980, 5332810, 6053460, 6399372, 7465934, 7723380, 7999215, 10665620, 11198901, 14931868, 15998430, 18664835, 22397802, 31996860, 37329670, 44795604, 55994505, 74659340, 111989010, 223978020]

約数ペア:

[(1, 223978020), (2, 111989010), (3, 74659340), (4, 55994505), (5, 44795604), (6, 37329670), (7, 31996860), (10, 22397802), (12, 18664835), (14, 15998430), (15, 14931868), (20, 11198901), (21, 10665620), (28, 7999215), (29, 7723380), (30, 7465934), (35, 6399372), (37, 6053460), (42, 5332810), (49, 4570980), (58, 3861690), (60, 3732967), (70, 3199686), (71, 3154620), (74, 3026730), (84, 2666405), (87, 2574460), (98, 2285490), (105, 2133124), (111, 2017820), (116, 1930845), (140, 1599843), (142, 1577310), (145, 1544676), (147, 1523660), (148, 1513365), (174, 1287230), (185, 1210692), (196, 1142745), (203, 1103340), (210, 1066562), (213, 1051540), (222, 1008910), (245, 914196), (259, 864780), (284, 788655), (290, 772338), (294, 761830), (348, 643615), (355, 630924), (370, 605346), (406, 551670), (420, 533281), (426, 525770), (435, 514892), (444, 504455), (490, 457098), (497, 450660), (518, 432390), (555, 403564), (580, 386169), (588, 380915), (609, 367780), (710, 315462), (735, 304732), (740, 302673), (777, 288260), (812, 275835), (852, 262885), (870, 257446), (980, 228549), (994, 225330), (1015, 220668), (1036, 216195), (1065, 210308), (1073, 208740), (1110, 201782), (1218, 183890), (1295, 172956), (1420, 157731), (1421, 157620), (1470, 152366), (1491, 150220), (1554, 144130), (1740, 128723), (1813, 123540), (1988, 112665), (2030, 110334), (2059, 108780), (2130, 105154), (2146, 104370), (2220, 100891), (2436, 91945), (2485, 90132), (2590, 86478), (2627, 85260), (2842, 78810), (2940, 76183), (2982, 75110), (3045, 73556), (3108, 72065), (3219, 69580), (3479, 64380), (3626, 61770), (3885, 57652), (4060, 55167), (4118, 54390), (4260, 52577), (4263, 52540), (4292, 52185), (4970, 45066), (5180, 43239), (5254, 42630), (5365, 41748), (5439, 41180), (5684, 39405), (5964, 37555), (6090, 36778), (6177, 36260), (6438, 34790), (6958, 32190), (7105, 31524), (7252, 30885), (7455, 30044), (7511, 29820), (7770, 28826), (7881, 28420), (8236, 27195), (8526, 26270), (9065, 24708), (9940, 22533), (10295, 21756), (10437, 21460), (10508, 21315), (10730, 20874), (10878, 20590), (12180, 18389), (12354, 18130), (12876, 17395), (13135, 17052), (13916, 16095), (14210, 15762), (14413, 15540), (14910, 15022)]