18460260

素因数分解:

$2^2\times 3^2\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1$

素因数の和:72

約数の個数: 288

約数和(自身を含む): 73382400

約数和(自身を除く): 54922140

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 23, 26, 28, 30, 35, 36, 39, 42, 45, 46, 49, 52, 60, 63, 65, 69, 70, 78, 84, 90, 91, 92, 98, 105, 115, 117, 126, 130, 138, 140, 147, 156, 161, 180, 182, 195, 196, 207, 210, 230, 234, 245, 252, 260, 273, 276, 294, 299, 315, 322, 343, 345, 364, 390, 414, 420, 441, 455, 460, 468, 483, 490, 546, 585, 588, 598, 630, 637, 644, 686, 690, 735, 780, 805, 819, 828, 882, 897, 910, 966, 980, 1029, 1035, 1092, 1127, 1170, 1196, 1260, 1274, 1365, 1372, 1380, 1449, 1470, 1495, 1610, 1638, 1715, 1764, 1794, 1820, 1911, 1932, 2058, 2070, 2093, 2205, 2254, 2340, 2415, 2548, 2691, 2730, 2898, 2940, 2990, 3087, 3185, 3220, 3276, 3381, 3430, 3588, 3822, 4095, 4116, 4140, 4186, 4410, 4459, 4485, 4508, 4830, 5145, 5382, 5460, 5635, 5733, 5796, 5980, 6174, 6279, 6370, 6762, 6860, 7245, 7644, 7889, 8190, 8372, 8820, 8918, 8970, 9555, 9660, 10143, 10290, 10465, 10764, 11270, 11466, 12348, 12558, 12740, 13377, 13455, 13524, 14490, 14651, 15435, 15778, 16380, 16905, 17836, 17940, 18837, 19110, 20286, 20580, 20930, 22295, 22540, 22932, 23667, 25116, 26754, 26910, 28665, 28980, 29302, 30870, 31395, 31556, 33810, 37674, 38220, 39445, 40131, 40572, 41860, 43953, 44590, 47334, 50715, 53508, 53820, 57330, 58604, 61740, 62790, 66885, 67620, 71001, 73255, 75348, 78890, 80262, 87906, 89180, 94185, 94668, 101430, 102557, 114660, 118335, 125580, 131859, 133770, 142002, 146510, 157780, 160524, 175812, 188370, 200655, 202860, 205114, 219765, 236670, 263718, 267540, 284004, 293020, 307671, 355005, 376740, 401310, 410228, 439530, 473340, 512785, 527436, 615342, 659295, 710010, 802620, 879060, 923013, 1025570, 1230684, 1318590, 1420020, 1538355, 1846026, 2051140, 2637180, 3076710, 3692052, 4615065, 6153420, 9230130, 18460260]

約数ペア:

[(1, 18460260), (2, 9230130), (3, 6153420), (4, 4615065), (5, 3692052), (6, 3076710), (7, 2637180), (9, 2051140), (10, 1846026), (12, 1538355), (13, 1420020), (14, 1318590), (15, 1230684), (18, 1025570), (20, 923013), (21, 879060), (23, 802620), (26, 710010), (28, 659295), (30, 615342), (35, 527436), (36, 512785), (39, 473340), (42, 439530), (45, 410228), (46, 401310), (49, 376740), (52, 355005), (60, 307671), (63, 293020), (65, 284004), (69, 267540), (70, 263718), (78, 236670), (84, 219765), (90, 205114), (91, 202860), (92, 200655), (98, 188370), (105, 175812), (115, 160524), (117, 157780), (126, 146510), (130, 142002), (138, 133770), (140, 131859), (147, 125580), (156, 118335), (161, 114660), (180, 102557), (182, 101430), (195, 94668), (196, 94185), (207, 89180), (210, 87906), (230, 80262), (234, 78890), (245, 75348), (252, 73255), (260, 71001), (273, 67620), (276, 66885), (294, 62790), (299, 61740), (315, 58604), (322, 57330), (343, 53820), (345, 53508), (364, 50715), (390, 47334), (414, 44590), (420, 43953), (441, 41860), (455, 40572), (460, 40131), (468, 39445), (483, 38220), (490, 37674), (546, 33810), (585, 31556), (588, 31395), (598, 30870), (630, 29302), (637, 28980), (644, 28665), (686, 26910), (690, 26754), (735, 25116), (780, 23667), (805, 22932), (819, 22540), (828, 22295), (882, 20930), (897, 20580), (910, 20286), (966, 19110), (980, 18837), (1029, 17940), (1035, 17836), (1092, 16905), (1127, 16380), (1170, 15778), (1196, 15435), (1260, 14651), (1274, 14490), (1365, 13524), (1372, 13455), (1380, 13377), (1449, 12740), (1470, 12558), (1495, 12348), (1610, 11466), (1638, 11270), (1715, 10764), (1764, 10465), (1794, 10290), (1820, 10143), (1911, 9660), (1932, 9555), (2058, 8970), (2070, 8918), (2093, 8820), (2205, 8372), (2254, 8190), (2340, 7889), (2415, 7644), (2548, 7245), (2691, 6860), (2730, 6762), (2898, 6370), (2940, 6279), (2990, 6174), (3087, 5980), (3185, 5796), (3220, 5733), (3276, 5635), (3381, 5460), (3430, 5382), (3588, 5145), (3822, 4830), (4095, 4508), (4116, 4485), (4140, 4459), (4186, 4410)]