128508120

素因数分解:

$2^3\times 3^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1$

素因数の和:158

約数の個数: 256

約数和(自身を含む): 471139200

約数和(自身を除く): 342631080

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, 113, 117, 120, 130, 135, 156, 162, 180, 195, 216, 226, 234, 243, 260, 270, 312, 324, 339, 351, 360, 390, 405, 452, 468, 486, 520, 540, 565, 585, 648, 678, 702, 729, 780, 810, 904, 936, 972, 1017, 1053, 1080, 1130, 1170, 1215, 1356, 1404, 1458, 1469, 1560, 1620, 1695, 1755, 1944, 2034, 2106, 2187, 2260, 2340, 2430, 2712, 2808, 2916, 2938, 3051, 3159, 3240, 3390, 3510, 3645, 4068, 4212, 4374, 4407, 4520, 4680, 4860, 5085, 5265, 5832, 5876, 6102, 6318, 6780, 7020, 7290, 7345, 8136, 8424, 8748, 8814, 9153, 9477, 9720, 10170, 10530, 10935, 11752, 12204, 12636, 13221, 13560, 14040, 14580, 14690, 15255, 15795, 17496, 17628, 18306, 18954, 20340, 21060, 21870, 22035, 24408, 25272, 26442, 27459, 28431, 29160, 29380, 30510, 31590, 35256, 36612, 37908, 39663, 40680, 42120, 43740, 44070, 45765, 47385, 52884, 54918, 56862, 58760, 61020, 63180, 66105, 73224, 75816, 79326, 82377, 87480, 88140, 91530, 94770, 105768, 109836, 113724, 118989, 122040, 126360, 132210, 137295, 142155, 158652, 164754, 176280, 183060, 189540, 198315, 219672, 227448, 237978, 247131, 264420, 274590, 284310, 317304, 329508, 356967, 366120, 379080, 396630, 411885, 475956, 494262, 528840, 549180, 568620, 594945, 659016, 713934, 793260, 823770, 951912, 988524, 1070901, 1098360, 1137240, 1189890, 1235655, 1427868, 1586520, 1647540, 1784835, 1977048, 2141802, 2379780, 2471310, 2855736, 3212703, 3295080, 3569670, 4283604, 4759560, 4942620, 5354505, 6425406, 7139340, 8567208, 9885240, 10709010, 12850812, 14278680, 16063515, 21418020, 25701624, 32127030, 42836040, 64254060, 128508120]

約数ペア:

[(1, 128508120), (2, 64254060), (3, 42836040), (4, 32127030), (5, 25701624), (6, 21418020), (8, 16063515), (9, 14278680), (10, 12850812), (12, 10709010), (13, 9885240), (15, 8567208), (18, 7139340), (20, 6425406), (24, 5354505), (26, 4942620), (27, 4759560), (30, 4283604), (36, 3569670), (39, 3295080), (40, 3212703), (45, 2855736), (52, 2471310), (54, 2379780), (60, 2141802), (65, 1977048), (72, 1784835), (78, 1647540), (81, 1586520), (90, 1427868), (104, 1235655), (108, 1189890), (113, 1137240), (117, 1098360), (120, 1070901), (130, 988524), (135, 951912), (156, 823770), (162, 793260), (180, 713934), (195, 659016), (216, 594945), (226, 568620), (234, 549180), (243, 528840), (260, 494262), (270, 475956), (312, 411885), (324, 396630), (339, 379080), (351, 366120), (360, 356967), (390, 329508), (405, 317304), (452, 284310), (468, 274590), (486, 264420), (520, 247131), (540, 237978), (565, 227448), (585, 219672), (648, 198315), (678, 189540), (702, 183060), (729, 176280), (780, 164754), (810, 158652), (904, 142155), (936, 137295), (972, 132210), (1017, 126360), (1053, 122040), (1080, 118989), (1130, 113724), (1170, 109836), (1215, 105768), (1356, 94770), (1404, 91530), (1458, 88140), (1469, 87480), (1560, 82377), (1620, 79326), (1695, 75816), (1755, 73224), (1944, 66105), (2034, 63180), (2106, 61020), (2187, 58760), (2260, 56862), (2340, 54918), (2430, 52884), (2712, 47385), (2808, 45765), (2916, 44070), (2938, 43740), (3051, 42120), (3159, 40680), (3240, 39663), (3390, 37908), (3510, 36612), (3645, 35256), (4068, 31590), (4212, 30510), (4374, 29380), (4407, 29160), (4520, 28431), (4680, 27459), (4860, 26442), (5085, 25272), (5265, 24408), (5832, 22035), (5876, 21870), (6102, 21060), (6318, 20340), (6780, 18954), (7020, 18306), (7290, 17628), (7345, 17496), (8136, 15795), (8424, 15255), (8748, 14690), (8814, 14580), (9153, 14040), (9477, 13560), (9720, 13221), (10170, 12636), (10530, 12204), (10935, 11752)]