205840440

素因数分解:

$2^3\times 3^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1$

素因数の和:226

約数の個数: 256

約数和(自身を含む): 752169600

約数和(自身を除く): 546329160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 81, 90, 104, 108, 117, 120, 130, 135, 156, 162, 180, 181, 195, 216, 234, 243, 260, 270, 312, 324, 351, 360, 362, 390, 405, 468, 486, 520, 540, 543, 585, 648, 702, 724, 729, 780, 810, 905, 936, 972, 1053, 1080, 1086, 1170, 1215, 1404, 1448, 1458, 1560, 1620, 1629, 1755, 1810, 1944, 2106, 2172, 2187, 2340, 2353, 2430, 2715, 2808, 2916, 3159, 3240, 3258, 3510, 3620, 3645, 4212, 4344, 4374, 4680, 4706, 4860, 4887, 5265, 5430, 5832, 6318, 6516, 7020, 7059, 7240, 7290, 8145, 8424, 8748, 9412, 9477, 9720, 9774, 10530, 10860, 10935, 11765, 12636, 13032, 14040, 14118, 14580, 14661, 15795, 16290, 17496, 18824, 18954, 19548, 21060, 21177, 21720, 21870, 23530, 24435, 25272, 28236, 28431, 29160, 29322, 31590, 32580, 35295, 37908, 39096, 42120, 42354, 43740, 43983, 47060, 47385, 48870, 56472, 56862, 58644, 63180, 63531, 65160, 70590, 73305, 75816, 84708, 87480, 87966, 94120, 94770, 97740, 105885, 113724, 117288, 126360, 127062, 131949, 141180, 142155, 146610, 169416, 175932, 189540, 190593, 195480, 211770, 219915, 227448, 254124, 263898, 282360, 284310, 293220, 317655, 351864, 379080, 381186, 395847, 423540, 439830, 508248, 527796, 568620, 571779, 586440, 635310, 659745, 762372, 791694, 847080, 879660, 952965, 1055592, 1137240, 1143558, 1270620, 1319490, 1524744, 1583388, 1715337, 1759320, 1905930, 1979235, 2287116, 2541240, 2638980, 2858895, 3166776, 3430674, 3811860, 3958470, 4574232, 5146011, 5277960, 5717790, 6861348, 7623720, 7916940, 8576685, 10292022, 11435580, 13722696, 15833880, 17153370, 20584044, 22871160, 25730055, 34306740, 41168088, 51460110, 68613480, 102920220, 205840440]

約数ペア:

[(1, 205840440), (2, 102920220), (3, 68613480), (4, 51460110), (5, 41168088), (6, 34306740), (8, 25730055), (9, 22871160), (10, 20584044), (12, 17153370), (13, 15833880), (15, 13722696), (18, 11435580), (20, 10292022), (24, 8576685), (26, 7916940), (27, 7623720), (30, 6861348), (36, 5717790), (39, 5277960), (40, 5146011), (45, 4574232), (52, 3958470), (54, 3811860), (60, 3430674), (65, 3166776), (72, 2858895), (78, 2638980), (81, 2541240), (90, 2287116), (104, 1979235), (108, 1905930), (117, 1759320), (120, 1715337), (130, 1583388), (135, 1524744), (156, 1319490), (162, 1270620), (180, 1143558), (181, 1137240), (195, 1055592), (216, 952965), (234, 879660), (243, 847080), (260, 791694), (270, 762372), (312, 659745), (324, 635310), (351, 586440), (360, 571779), (362, 568620), (390, 527796), (405, 508248), (468, 439830), (486, 423540), (520, 395847), (540, 381186), (543, 379080), (585, 351864), (648, 317655), (702, 293220), (724, 284310), (729, 282360), (780, 263898), (810, 254124), (905, 227448), (936, 219915), (972, 211770), (1053, 195480), (1080, 190593), (1086, 189540), (1170, 175932), (1215, 169416), (1404, 146610), (1448, 142155), (1458, 141180), (1560, 131949), (1620, 127062), (1629, 126360), (1755, 117288), (1810, 113724), (1944, 105885), (2106, 97740), (2172, 94770), (2187, 94120), (2340, 87966), (2353, 87480), (2430, 84708), (2715, 75816), (2808, 73305), (2916, 70590), (3159, 65160), (3240, 63531), (3258, 63180), (3510, 58644), (3620, 56862), (3645, 56472), (4212, 48870), (4344, 47385), (4374, 47060), (4680, 43983), (4706, 43740), (4860, 42354), (4887, 42120), (5265, 39096), (5430, 37908), (5832, 35295), (6318, 32580), (6516, 31590), (7020, 29322), (7059, 29160), (7240, 28431), (7290, 28236), (8145, 25272), (8424, 24435), (8748, 23530), (9412, 21870), (9477, 21720), (9720, 21177), (9774, 21060), (10530, 19548), (10860, 18954), (10935, 18824), (11765, 17496), (12636, 16290), (13032, 15795), (14040, 14661), (14118, 14580)]