664897920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{11171}}^1$

素因数の和:11224

約数の個数: 128

約数和(自身を含む): 2187924480

約数和(自身を除く): 1523026560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 310, 320, 372, 384, 465, 480, 496, 620, 640, 744, 930, 960, 992, 1240, 1488, 1860, 1920, 1984, 2480, 2976, 3720, 3968, 4960, 5952, 7440, 9920, 11171, 11904, 14880, 19840, 22342, 29760, 33513, 44684, 55855, 59520, 67026, 89368, 111710, 134052, 167565, 178736, 223420, 268104, 335130, 346301, 357472, 446840, 536208, 670260, 692602, 714944, 893680, 1038903, 1072416, 1340520, 1385204, 1429888, 1731505, 1787360, 2077806, 2144832, 2681040, 2770408, 3463010, 3574720, 4155612, 4289664, 5194515, 5362080, 5540816, 6926020, 7149440, 8311224, 10389030, 10724160, 11081632, 13852040, 16622448, 20778060, 21448320, 22163264, 27704080, 33244896, 41556120, 44326528, 55408160, 66489792, 83112240, 110816320, 132979584, 166224480, 221632640, 332448960, 664897920]

約数ペア:

[(1, 664897920), (2, 332448960), (3, 221632640), (4, 166224480), (5, 132979584), (6, 110816320), (8, 83112240), (10, 66489792), (12, 55408160), (15, 44326528), (16, 41556120), (20, 33244896), (24, 27704080), (30, 22163264), (31, 21448320), (32, 20778060), (40, 16622448), (48, 13852040), (60, 11081632), (62, 10724160), (64, 10389030), (80, 8311224), (93, 7149440), (96, 6926020), (120, 5540816), (124, 5362080), (128, 5194515), (155, 4289664), (160, 4155612), (186, 3574720), (192, 3463010), (240, 2770408), (248, 2681040), (310, 2144832), (320, 2077806), (372, 1787360), (384, 1731505), (465, 1429888), (480, 1385204), (496, 1340520), (620, 1072416), (640, 1038903), (744, 893680), (930, 714944), (960, 692602), (992, 670260), (1240, 536208), (1488, 446840), (1860, 357472), (1920, 346301), (1984, 335130), (2480, 268104), (2976, 223420), (3720, 178736), (3968, 167565), (4960, 134052), (5952, 111710), (7440, 89368), (9920, 67026), (11171, 59520), (11904, 55855), (14880, 44684), (19840, 33513), (22342, 29760)]