80145420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{307}}^1$

素因数の和:567

約数の個数: 96

約数和(自身を含む): 238022400

約数和(自身を除く): 157876980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 229, 285, 307, 380, 458, 570, 614, 687, 916, 921, 1140, 1145, 1228, 1374, 1535, 1842, 2290, 2748, 3070, 3435, 3684, 4351, 4580, 4605, 5833, 6140, 6870, 8702, 9210, 11666, 13053, 13740, 17404, 17499, 18420, 21755, 23332, 26106, 29165, 34998, 43510, 52212, 58330, 65265, 69996, 70303, 87020, 87495, 116660, 130530, 140606, 174990, 210909, 261060, 281212, 349980, 351515, 421818, 703030, 843636, 1054545, 1335757, 1406060, 2109090, 2671514, 4007271, 4218180, 5343028, 6678785, 8014542, 13357570, 16029084, 20036355, 26715140, 40072710, 80145420]

約数ペア:

[(1, 80145420), (2, 40072710), (3, 26715140), (4, 20036355), (5, 16029084), (6, 13357570), (10, 8014542), (12, 6678785), (15, 5343028), (19, 4218180), (20, 4007271), (30, 2671514), (38, 2109090), (57, 1406060), (60, 1335757), (76, 1054545), (95, 843636), (114, 703030), (190, 421818), (228, 351515), (229, 349980), (285, 281212), (307, 261060), (380, 210909), (458, 174990), (570, 140606), (614, 130530), (687, 116660), (916, 87495), (921, 87020), (1140, 70303), (1145, 69996), (1228, 65265), (1374, 58330), (1535, 52212), (1842, 43510), (2290, 34998), (2748, 29165), (3070, 26106), (3435, 23332), (3684, 21755), (4351, 18420), (4580, 17499), (4605, 17404), (5833, 13740), (6140, 13053), (6870, 11666), (8702, 9210)]