204757020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:221

約数の個数: 216

約数和(自身を含む): 690633216

約数和(自身を除く): 485876196

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 53, 60, 65, 78, 90, 106, 117, 127, 130, 156, 159, 169, 180, 195, 212, 234, 254, 260, 265, 318, 338, 381, 390, 468, 477, 507, 508, 530, 585, 635, 636, 676, 689, 762, 780, 795, 845, 954, 1014, 1060, 1143, 1170, 1270, 1378, 1521, 1524, 1590, 1651, 1690, 1905, 1908, 2028, 2067, 2286, 2340, 2385, 2535, 2540, 2756, 3042, 3180, 3302, 3380, 3445, 3810, 4134, 4572, 4770, 4953, 5070, 5715, 6084, 6201, 6604, 6731, 6890, 7605, 7620, 8255, 8268, 8957, 9540, 9906, 10140, 10335, 11430, 12402, 13462, 13780, 14859, 15210, 16510, 17914, 19812, 20193, 20670, 21463, 22860, 24765, 24804, 26871, 26924, 29718, 30420, 31005, 33020, 33655, 35828, 40386, 41340, 42926, 44785, 49530, 53742, 59436, 60579, 62010, 64389, 67310, 74295, 80613, 80772, 85852, 87503, 89570, 99060, 100965, 107315, 107484, 121158, 124020, 128778, 134355, 134620, 148590, 161226, 175006, 179140, 193167, 201930, 214630, 242316, 257556, 262509, 268710, 297180, 302895, 321945, 322452, 350012, 386334, 403065, 403860, 429260, 437515, 525018, 537420, 605790, 643890, 772668, 787527, 806130, 875030, 965835, 1050036, 1137539, 1211580, 1287780, 1312545, 1575054, 1612260, 1750060, 1931670, 2275078, 2625090, 3150108, 3412617, 3863340, 3937635, 4550156, 5250180, 5687695, 6825234, 7875270, 10237851, 11375390, 13650468, 15750540, 17063085, 20475702, 22750780, 34126170, 40951404, 51189255, 68252340, 102378510, 204757020]

約数ペア:

[(1, 204757020), (2, 102378510), (3, 68252340), (4, 51189255), (5, 40951404), (6, 34126170), (9, 22750780), (10, 20475702), (12, 17063085), (13, 15750540), (15, 13650468), (18, 11375390), (20, 10237851), (26, 7875270), (30, 6825234), (36, 5687695), (39, 5250180), (45, 4550156), (52, 3937635), (53, 3863340), (60, 3412617), (65, 3150108), (78, 2625090), (90, 2275078), (106, 1931670), (117, 1750060), (127, 1612260), (130, 1575054), (156, 1312545), (159, 1287780), (169, 1211580), (180, 1137539), (195, 1050036), (212, 965835), (234, 875030), (254, 806130), (260, 787527), (265, 772668), (318, 643890), (338, 605790), (381, 537420), (390, 525018), (468, 437515), (477, 429260), (507, 403860), (508, 403065), (530, 386334), (585, 350012), (635, 322452), (636, 321945), (676, 302895), (689, 297180), (762, 268710), (780, 262509), (795, 257556), (845, 242316), (954, 214630), (1014, 201930), (1060, 193167), (1143, 179140), (1170, 175006), (1270, 161226), (1378, 148590), (1521, 134620), (1524, 134355), (1590, 128778), (1651, 124020), (1690, 121158), (1905, 107484), (1908, 107315), (2028, 100965), (2067, 99060), (2286, 89570), (2340, 87503), (2385, 85852), (2535, 80772), (2540, 80613), (2756, 74295), (3042, 67310), (3180, 64389), (3302, 62010), (3380, 60579), (3445, 59436), (3810, 53742), (4134, 49530), (4572, 44785), (4770, 42926), (4953, 41340), (5070, 40386), (5715, 35828), (6084, 33655), (6201, 33020), (6604, 31005), (6731, 30420), (6890, 29718), (7605, 26924), (7620, 26871), (8255, 24804), (8268, 24765), (8957, 22860), (9540, 21463), (9906, 20670), (10140, 20193), (10335, 19812), (11430, 17914), (12402, 16510), (13462, 15210), (13780, 14859)]