81313050

素因数分解:

$2^1\times 3^1\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1$

素因数の和:102

約数の個数: 288

約数和(自身を含む): 270732672

約数和(自身を除く): 189419622

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 23, 25, 26, 30, 35, 37, 39, 42, 46, 49, 50, 65, 69, 70, 74, 75, 78, 91, 98, 105, 111, 115, 130, 138, 147, 150, 161, 175, 182, 185, 195, 210, 222, 230, 245, 259, 273, 294, 299, 322, 325, 345, 350, 370, 390, 455, 481, 483, 490, 518, 525, 546, 555, 575, 598, 637, 650, 690, 735, 777, 805, 851, 897, 910, 925, 962, 966, 975, 1050, 1110, 1127, 1150, 1225, 1274, 1295, 1365, 1443, 1470, 1495, 1554, 1610, 1702, 1725, 1794, 1813, 1850, 1911, 1950, 2093, 2254, 2275, 2405, 2415, 2450, 2553, 2590, 2730, 2775, 2886, 2990, 3185, 3367, 3381, 3450, 3626, 3675, 3822, 3885, 4025, 4186, 4255, 4485, 4550, 4810, 4830, 5106, 5439, 5550, 5635, 5957, 6279, 6370, 6475, 6734, 6762, 6825, 7215, 7350, 7475, 7770, 8050, 8510, 8970, 9065, 9555, 10101, 10465, 10878, 11063, 11270, 11914, 12025, 12075, 12558, 12765, 12950, 13650, 14430, 14651, 14950, 15925, 16835, 16905, 17871, 18130, 19110, 19425, 20202, 20930, 21275, 22126, 22425, 23569, 24050, 24150, 25530, 27195, 28175, 29302, 29785, 31395, 31850, 33189, 33670, 33810, 35742, 36075, 38850, 41699, 42550, 43953, 44850, 45325, 47138, 47775, 50505, 52325, 54390, 55315, 56350, 59570, 62790, 63825, 66378, 70707, 72150, 73255, 77441, 83398, 84175, 84525, 87906, 89355, 90650, 95550, 101010, 104650, 110630, 117845, 125097, 127650, 135975, 141414, 146510, 148925, 154882, 156975, 165945, 168350, 169050, 178710, 208495, 219765, 232323, 235690, 250194, 252525, 271950, 276575, 297850, 313950, 331890, 353535, 366275, 387205, 416990, 439530, 446775, 464646, 505050, 542087, 553150, 589225, 625485, 707070, 732550, 774410, 829725, 893550, 1042475, 1084174, 1098825, 1161615, 1178450, 1250970, 1626261, 1659450, 1767675, 1936025, 2084950, 2197650, 2323230, 2710435, 3127425, 3252522, 3535350, 3872050, 5420870, 5808075, 6254850, 8131305, 11616150, 13552175, 16262610, 27104350, 40656525, 81313050]

約数ペア:

[(1, 81313050), (2, 40656525), (3, 27104350), (5, 16262610), (6, 13552175), (7, 11616150), (10, 8131305), (13, 6254850), (14, 5808075), (15, 5420870), (21, 3872050), (23, 3535350), (25, 3252522), (26, 3127425), (30, 2710435), (35, 2323230), (37, 2197650), (39, 2084950), (42, 1936025), (46, 1767675), (49, 1659450), (50, 1626261), (65, 1250970), (69, 1178450), (70, 1161615), (74, 1098825), (75, 1084174), (78, 1042475), (91, 893550), (98, 829725), (105, 774410), (111, 732550), (115, 707070), (130, 625485), (138, 589225), (147, 553150), (150, 542087), (161, 505050), (175, 464646), (182, 446775), (185, 439530), (195, 416990), (210, 387205), (222, 366275), (230, 353535), (245, 331890), (259, 313950), (273, 297850), (294, 276575), (299, 271950), (322, 252525), (325, 250194), (345, 235690), (350, 232323), (370, 219765), (390, 208495), (455, 178710), (481, 169050), (483, 168350), (490, 165945), (518, 156975), (525, 154882), (546, 148925), (555, 146510), (575, 141414), (598, 135975), (637, 127650), (650, 125097), (690, 117845), (735, 110630), (777, 104650), (805, 101010), (851, 95550), (897, 90650), (910, 89355), (925, 87906), (962, 84525), (966, 84175), (975, 83398), (1050, 77441), (1110, 73255), (1127, 72150), (1150, 70707), (1225, 66378), (1274, 63825), (1295, 62790), (1365, 59570), (1443, 56350), (1470, 55315), (1495, 54390), (1554, 52325), (1610, 50505), (1702, 47775), (1725, 47138), (1794, 45325), (1813, 44850), (1850, 43953), (1911, 42550), (1950, 41699), (2093, 38850), (2254, 36075), (2275, 35742), (2405, 33810), (2415, 33670), (2450, 33189), (2553, 31850), (2590, 31395), (2730, 29785), (2775, 29302), (2886, 28175), (2990, 27195), (3185, 25530), (3367, 24150), (3381, 24050), (3450, 23569), (3626, 22425), (3675, 22126), (3822, 21275), (3885, 20930), (4025, 20202), (4186, 19425), (4255, 19110), (4485, 18130), (4550, 17871), (4810, 16905), (4830, 16835), (5106, 15925), (5439, 14950), (5550, 14651), (5635, 14430), (5957, 13650), (6279, 12950), (6370, 12765), (6475, 12558), (6734, 12075), (6762, 12025), (6825, 11914), (7215, 11270), (7350, 11063), (7475, 10878), (7770, 10465), (8050, 10101), (8510, 9555), (8970, 9065)]