397260120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{683}}^1$

素因数の和:865

約数の個数: 128

約数和(自身を含む): 1235139840

約数和(自身を除く): 837879720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 111, 120, 131, 148, 185, 222, 262, 296, 370, 393, 444, 524, 555, 655, 683, 740, 786, 888, 1048, 1110, 1310, 1366, 1480, 1572, 1965, 2049, 2220, 2620, 2732, 3144, 3415, 3930, 4098, 4440, 4847, 5240, 5464, 6830, 7860, 8196, 9694, 10245, 13660, 14541, 15720, 16392, 19388, 20490, 24235, 25271, 27320, 29082, 38776, 40980, 48470, 50542, 58164, 72705, 75813, 81960, 89473, 96940, 101084, 116328, 126355, 145410, 151626, 178946, 193880, 202168, 252710, 268419, 290820, 303252, 357892, 379065, 447365, 505420, 536838, 581640, 606504, 715784, 758130, 894730, 1010840, 1073676, 1342095, 1516260, 1789460, 2147352, 2684190, 3032520, 3310501, 3578920, 5368380, 6621002, 9931503, 10736760, 13242004, 16552505, 19863006, 26484008, 33105010, 39726012, 49657515, 66210020, 79452024, 99315030, 132420040, 198630060, 397260120]

約数ペア:

[(1, 397260120), (2, 198630060), (3, 132420040), (4, 99315030), (5, 79452024), (6, 66210020), (8, 49657515), (10, 39726012), (12, 33105010), (15, 26484008), (20, 19863006), (24, 16552505), (30, 13242004), (37, 10736760), (40, 9931503), (60, 6621002), (74, 5368380), (111, 3578920), (120, 3310501), (131, 3032520), (148, 2684190), (185, 2147352), (222, 1789460), (262, 1516260), (296, 1342095), (370, 1073676), (393, 1010840), (444, 894730), (524, 758130), (555, 715784), (655, 606504), (683, 581640), (740, 536838), (786, 505420), (888, 447365), (1048, 379065), (1110, 357892), (1310, 303252), (1366, 290820), (1480, 268419), (1572, 252710), (1965, 202168), (2049, 193880), (2220, 178946), (2620, 151626), (2732, 145410), (3144, 126355), (3415, 116328), (3930, 101084), (4098, 96940), (4440, 89473), (4847, 81960), (5240, 75813), (5464, 72705), (6830, 58164), (7860, 50542), (8196, 48470), (9694, 40980), (10245, 38776), (13660, 29082), (14541, 27320), (15720, 25271), (16392, 24235), (19388, 20490)]