27803880

素因数分解:

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

素因数の和:500

約数の個数: 144

約数和(自身を含む): 98062380

約数和(自身を除く): 70258500

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 169, 180, 195, 234, 260, 312, 338, 360, 390, 457, 468, 507, 520, 585, 676, 780, 845, 914, 936, 1014, 1170, 1352, 1371, 1521, 1560, 1690, 1828, 2028, 2285, 2340, 2535, 2742, 3042, 3380, 3656, 4056, 4113, 4570, 4680, 5070, 5484, 5941, 6084, 6760, 6855, 7605, 8226, 9140, 10140, 10968, 11882, 12168, 13710, 15210, 16452, 17823, 18280, 20280, 20565, 23764, 27420, 29705, 30420, 32904, 35646, 41130, 47528, 53469, 54840, 59410, 60840, 71292, 77233, 82260, 89115, 106938, 118820, 142584, 154466, 164520, 178230, 213876, 231699, 237640, 267345, 308932, 356460, 386165, 427752, 463398, 534690, 617864, 695097, 712920, 772330, 926796, 1069380, 1158495, 1390194, 1544660, 1853592, 2138760, 2316990, 2780388, 3089320, 3475485, 4633980, 5560776, 6950970, 9267960, 13901940, 27803880]

約数ペア:

[(1, 27803880), (2, 13901940), (3, 9267960), (4, 6950970), (5, 5560776), (6, 4633980), (8, 3475485), (9, 3089320), (10, 2780388), (12, 2316990), (13, 2138760), (15, 1853592), (18, 1544660), (20, 1390194), (24, 1158495), (26, 1069380), (30, 926796), (36, 772330), (39, 712920), (40, 695097), (45, 617864), (52, 534690), (60, 463398), (65, 427752), (72, 386165), (78, 356460), (90, 308932), (104, 267345), (117, 237640), (120, 231699), (130, 213876), (156, 178230), (169, 164520), (180, 154466), (195, 142584), (234, 118820), (260, 106938), (312, 89115), (338, 82260), (360, 77233), (390, 71292), (457, 60840), (468, 59410), (507, 54840), (520, 53469), (585, 47528), (676, 41130), (780, 35646), (845, 32904), (914, 30420), (936, 29705), (1014, 27420), (1170, 23764), (1352, 20565), (1371, 20280), (1521, 18280), (1560, 17823), (1690, 16452), (1828, 15210), (2028, 13710), (2285, 12168), (2340, 11882), (2535, 10968), (2742, 10140), (3042, 9140), (3380, 8226), (3656, 7605), (4056, 6855), (4113, 6760), (4570, 6084), (4680, 5941), (5070, 5484)]