1808546580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{389}}^1\times {\mathrm{1123}}^1$

素因数の和:1550

約数の個数: 144

約数和(自身を含む): 5744269440

約数和(自身を除く): 3935722860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 389, 414, 460, 690, 778, 828, 1035, 1123, 1167, 1380, 1556, 1945, 2070, 2246, 2334, 3369, 3501, 3890, 4140, 4492, 4668, 5615, 5835, 6738, 7002, 7780, 8947, 10107, 11230, 11670, 13476, 14004, 16845, 17505, 17894, 20214, 22460, 23340, 25829, 26841, 33690, 35010, 35788, 40428, 44735, 50535, 51658, 53682, 67380, 70020, 77487, 80523, 89470, 101070, 103316, 107364, 129145, 134205, 154974, 161046, 178940, 202140, 232461, 258290, 268410, 309948, 322092, 387435, 402615, 436847, 464922, 516580, 536820, 774870, 805230, 873694, 929844, 1162305, 1310541, 1549740, 1610460, 1747388, 2184235, 2324610, 2621082, 3931623, 4368470, 4649220, 5242164, 6552705, 7863246, 8736940, 10047481, 13105410, 15726492, 19658115, 20094962, 26210820, 30142443, 39316230, 40189924, 50237405, 60284886, 78632460, 90427329, 100474810, 120569772, 150712215, 180854658, 200949620, 301424430, 361709316, 452136645, 602848860, 904273290, 1808546580]

約数ペア:

[(1, 1808546580), (2, 904273290), (3, 602848860), (4, 452136645), (5, 361709316), (6, 301424430), (9, 200949620), (10, 180854658), (12, 150712215), (15, 120569772), (18, 100474810), (20, 90427329), (23, 78632460), (30, 60284886), (36, 50237405), (45, 40189924), (46, 39316230), (60, 30142443), (69, 26210820), (90, 20094962), (92, 19658115), (115, 15726492), (138, 13105410), (180, 10047481), (207, 8736940), (230, 7863246), (276, 6552705), (345, 5242164), (389, 4649220), (414, 4368470), (460, 3931623), (690, 2621082), (778, 2324610), (828, 2184235), (1035, 1747388), (1123, 1610460), (1167, 1549740), (1380, 1310541), (1556, 1162305), (1945, 929844), (2070, 873694), (2246, 805230), (2334, 774870), (3369, 536820), (3501, 516580), (3890, 464922), (4140, 436847), (4492, 402615), (4668, 387435), (5615, 322092), (5835, 309948), (6738, 268410), (7002, 258290), (7780, 232461), (8947, 202140), (10107, 178940), (11230, 161046), (11670, 154974), (13476, 134205), (14004, 129145), (16845, 107364), (17505, 103316), (17894, 101070), (20214, 89470), (22460, 80523), (23340, 77487), (25829, 70020), (26841, 67380), (33690, 53682), (35010, 51658), (35788, 50535), (40428, 44735)]