244888020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{457}}^1$

素因数の和:714

約数の個数: 144

約数和(自身を含む): 805218960

約数和(自身を除く): 560330940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 229, 234, 260, 390, 457, 458, 468, 585, 687, 780, 914, 916, 1145, 1170, 1371, 1374, 1828, 2061, 2285, 2290, 2340, 2742, 2748, 2977, 3435, 4113, 4122, 4570, 4580, 5484, 5941, 5954, 6855, 6870, 8226, 8244, 8931, 9140, 10305, 11882, 11908, 13710, 13740, 14885, 16452, 17823, 17862, 20565, 20610, 23764, 26793, 27420, 29705, 29770, 35646, 35724, 41130, 41220, 44655, 53469, 53586, 59410, 59540, 71292, 82260, 89115, 89310, 104653, 106938, 107172, 118820, 133965, 178230, 178620, 209306, 213876, 267345, 267930, 313959, 356460, 418612, 523265, 534690, 535860, 627918, 941877, 1046530, 1069380, 1255836, 1360489, 1569795, 1883754, 2093060, 2720978, 3139590, 3767508, 4081467, 4709385, 5441956, 6279180, 6802445, 8162934, 9418770, 12244401, 13604890, 16325868, 18837540, 20407335, 24488802, 27209780, 40814670, 48977604, 61222005, 81629340, 122444010, 244888020]

約数ペア:

[(1, 244888020), (2, 122444010), (3, 81629340), (4, 61222005), (5, 48977604), (6, 40814670), (9, 27209780), (10, 24488802), (12, 20407335), (13, 18837540), (15, 16325868), (18, 13604890), (20, 12244401), (26, 9418770), (30, 8162934), (36, 6802445), (39, 6279180), (45, 5441956), (52, 4709385), (60, 4081467), (65, 3767508), (78, 3139590), (90, 2720978), (117, 2093060), (130, 1883754), (156, 1569795), (180, 1360489), (195, 1255836), (229, 1069380), (234, 1046530), (260, 941877), (390, 627918), (457, 535860), (458, 534690), (468, 523265), (585, 418612), (687, 356460), (780, 313959), (914, 267930), (916, 267345), (1145, 213876), (1170, 209306), (1371, 178620), (1374, 178230), (1828, 133965), (2061, 118820), (2285, 107172), (2290, 106938), (2340, 104653), (2742, 89310), (2748, 89115), (2977, 82260), (3435, 71292), (4113, 59540), (4122, 59410), (4570, 53586), (4580, 53469), (5484, 44655), (5941, 41220), (5954, 41130), (6855, 35724), (6870, 35646), (8226, 29770), (8244, 29705), (8931, 27420), (9140, 26793), (10305, 23764), (11882, 20610), (11908, 20565), (13710, 17862), (13740, 17823), (14885, 16452)]