249360020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{37}}^1$

素因数の和:119

約数の個数: 216

約数和(自身を含む): 704305224

約数和(自身を除く): 454945204

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 23, 26, 28, 35, 37, 46, 49, 52, 65, 70, 74, 91, 92, 98, 115, 130, 140, 148, 161, 182, 185, 196, 230, 245, 259, 260, 299, 322, 364, 370, 455, 460, 481, 490, 518, 529, 598, 637, 644, 740, 805, 851, 910, 962, 980, 1036, 1058, 1127, 1196, 1274, 1295, 1495, 1610, 1702, 1813, 1820, 1924, 2093, 2116, 2254, 2405, 2548, 2590, 2645, 2990, 3185, 3220, 3367, 3404, 3626, 3703, 4186, 4255, 4508, 4810, 5180, 5290, 5635, 5957, 5980, 6370, 6734, 6877, 7252, 7406, 8372, 8510, 9065, 9620, 10465, 10580, 11063, 11270, 11914, 12740, 13468, 13754, 14651, 14812, 16835, 17020, 18130, 18515, 19573, 20930, 22126, 22540, 23569, 23828, 25921, 27508, 29302, 29785, 33670, 34385, 36260, 37030, 39146, 41699, 41860, 44252, 47138, 48139, 51842, 55315, 58604, 59570, 67340, 68770, 73255, 74060, 77441, 78292, 83398, 94276, 96278, 97865, 103684, 110630, 117845, 119140, 129605, 137011, 137540, 146510, 154882, 166796, 192556, 195730, 208495, 221260, 235690, 240695, 254449, 259210, 274022, 293020, 309764, 336973, 387205, 391460, 416990, 471380, 481390, 508898, 518420, 542087, 548044, 673946, 685055, 774410, 833980, 959077, 962780, 1017796, 1084174, 1272245, 1347892, 1370110, 1548820, 1684865, 1781143, 1918154, 2168348, 2544490, 2710435, 2740220, 3369730, 3562286, 3836308, 4795385, 5088980, 5420870, 6739460, 7124572, 8905715, 9590770, 10841740, 12468001, 17811430, 19181540, 24936002, 35622860, 49872004, 62340005, 124680010, 249360020]

約数ペア:

[(1, 249360020), (2, 124680010), (4, 62340005), (5, 49872004), (7, 35622860), (10, 24936002), (13, 19181540), (14, 17811430), (20, 12468001), (23, 10841740), (26, 9590770), (28, 8905715), (35, 7124572), (37, 6739460), (46, 5420870), (49, 5088980), (52, 4795385), (65, 3836308), (70, 3562286), (74, 3369730), (91, 2740220), (92, 2710435), (98, 2544490), (115, 2168348), (130, 1918154), (140, 1781143), (148, 1684865), (161, 1548820), (182, 1370110), (185, 1347892), (196, 1272245), (230, 1084174), (245, 1017796), (259, 962780), (260, 959077), (299, 833980), (322, 774410), (364, 685055), (370, 673946), (455, 548044), (460, 542087), (481, 518420), (490, 508898), (518, 481390), (529, 471380), (598, 416990), (637, 391460), (644, 387205), (740, 336973), (805, 309764), (851, 293020), (910, 274022), (962, 259210), (980, 254449), (1036, 240695), (1058, 235690), (1127, 221260), (1196, 208495), (1274, 195730), (1295, 192556), (1495, 166796), (1610, 154882), (1702, 146510), (1813, 137540), (1820, 137011), (1924, 129605), (2093, 119140), (2116, 117845), (2254, 110630), (2405, 103684), (2548, 97865), (2590, 96278), (2645, 94276), (2990, 83398), (3185, 78292), (3220, 77441), (3367, 74060), (3404, 73255), (3626, 68770), (3703, 67340), (4186, 59570), (4255, 58604), (4508, 55315), (4810, 51842), (5180, 48139), (5290, 47138), (5635, 44252), (5957, 41860), (5980, 41699), (6370, 39146), (6734, 37030), (6877, 36260), (7252, 34385), (7406, 33670), (8372, 29785), (8510, 29302), (9065, 27508), (9620, 25921), (10465, 23828), (10580, 23569), (11063, 22540), (11270, 22126), (11914, 20930), (12740, 19573), (13468, 18515), (13754, 18130), (14651, 17020), (14812, 16835)]