745906424980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{2351}}^1\times {\mathrm{8389}}^1$

素因数の和:10841

約数の個数: 96

約数和(自身を含む): 1644334755840

約数和(自身を除く): 898428330860

約数列:

[1, 2, 4, 5, 10, 20, 31, 61, 62, 122, 124, 155, 244, 305, 310, 610, 620, 1220, 1891, 2351, 3782, 4702, 7564, 8389, 9404, 9455, 11755, 16778, 18910, 23510, 33556, 37820, 41945, 47020, 72881, 83890, 143411, 145762, 167780, 260059, 286822, 291524, 364405, 511729, 520118, 573644, 717055, 728810, 1023458, 1040236, 1300295, 1434110, 1457620, 2046916, 2558645, 2600590, 2868220, 4445741, 5117290, 5201180, 8891482, 10234580, 15863599, 17782964, 19722539, 22228705, 31727198, 39445078, 44457410, 63454396, 78890156, 79317995, 88914820, 98612695, 158635990, 197225390, 317271980, 394450780, 611398709, 1203074879, 1222797418, 2406149758, 2445594836, 3056993545, 4812299516, 6015374395, 6113987090, 12030748790, 12227974180, 24061497580, 37295321249, 74590642498, 149181284996, 186476606245, 372953212490, 745906424980]

約数ペア:

[(1, 745906424980), (2, 372953212490), (4, 186476606245), (5, 149181284996), (10, 74590642498), (20, 37295321249), (31, 24061497580), (61, 12227974180), (62, 12030748790), (122, 6113987090), (124, 6015374395), (155, 4812299516), (244, 3056993545), (305, 2445594836), (310, 2406149758), (610, 1222797418), (620, 1203074879), (1220, 611398709), (1891, 394450780), (2351, 317271980), (3782, 197225390), (4702, 158635990), (7564, 98612695), (8389, 88914820), (9404, 79317995), (9455, 78890156), (11755, 63454396), (16778, 44457410), (18910, 39445078), (23510, 31727198), (33556, 22228705), (37820, 19722539), (41945, 17782964), (47020, 15863599), (72881, 10234580), (83890, 8891482), (143411, 5201180), (145762, 5117290), (167780, 4445741), (260059, 2868220), (286822, 2600590), (291524, 2558645), (364405, 2046916), (511729, 1457620), (520118, 1434110), (573644, 1300295), (717055, 1040236), (728810, 1023458)]