1566381520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{761}}^1\times {\mathrm{2339}}^1$

素因数の和:3124

約数の個数: 80

約数和(自身を含む): 3979834560

約数和(自身を除く): 2413453040

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 761, 880, 1522, 2339, 3044, 3805, 4678, 6088, 7610, 8371, 9356, 11695, 12176, 15220, 16742, 18712, 23390, 25729, 30440, 33484, 37424, 41855, 46780, 51458, 60880, 66968, 83710, 93560, 102916, 128645, 133936, 167420, 187120, 205832, 257290, 334840, 411664, 514580, 669680, 1029160, 1779979, 2058320, 3559958, 7119916, 8899895, 14239832, 17799790, 19579769, 28479664, 35599580, 39159538, 71199160, 78319076, 97898845, 142398320, 156638152, 195797690, 313276304, 391595380, 783190760, 1566381520]

約数ペア:

[(1, 1566381520), (2, 783190760), (4, 391595380), (5, 313276304), (8, 195797690), (10, 156638152), (11, 142398320), (16, 97898845), (20, 78319076), (22, 71199160), (40, 39159538), (44, 35599580), (55, 28479664), (80, 19579769), (88, 17799790), (110, 14239832), (176, 8899895), (220, 7119916), (440, 3559958), (761, 2058320), (880, 1779979), (1522, 1029160), (2339, 669680), (3044, 514580), (3805, 411664), (4678, 334840), (6088, 257290), (7610, 205832), (8371, 187120), (9356, 167420), (11695, 133936), (12176, 128645), (15220, 102916), (16742, 93560), (18712, 83710), (23390, 66968), (25729, 60880), (30440, 51458), (33484, 46780), (37424, 41855)]