271320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:57

約数の個数: 128

約数和(自身を含む): 1036800

約数和(自身を除く): 765480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 19, 20, 21, 24, 28, 30, 34, 35, 38, 40, 42, 51, 56, 57, 60, 68, 70, 76, 84, 85, 95, 102, 105, 114, 119, 120, 133, 136, 140, 152, 168, 170, 190, 204, 210, 228, 238, 255, 266, 280, 285, 323, 340, 357, 380, 399, 408, 420, 456, 476, 510, 532, 570, 595, 646, 665, 680, 714, 760, 798, 840, 952, 969, 1020, 1064, 1140, 1190, 1292, 1330, 1428, 1596, 1615, 1785, 1938, 1995, 2040, 2261, 2280, 2380, 2584, 2660, 2856, 3192, 3230, 3570, 3876, 3990, 4522, 4760, 4845, 5320, 6460, 6783, 7140, 7752, 7980, 9044, 9690, 11305, 12920, 13566, 14280, 15960, 18088, 19380, 22610, 27132, 33915, 38760, 45220, 54264, 67830, 90440, 135660, 271320]

約数ペア:

[(1, 271320), (2, 135660), (3, 90440), (4, 67830), (5, 54264), (6, 45220), (7, 38760), (8, 33915), (10, 27132), (12, 22610), (14, 19380), (15, 18088), (17, 15960), (19, 14280), (20, 13566), (21, 12920), (24, 11305), (28, 9690), (30, 9044), (34, 7980), (35, 7752), (38, 7140), (40, 6783), (42, 6460), (51, 5320), (56, 4845), (57, 4760), (60, 4522), (68, 3990), (70, 3876), (76, 3570), (84, 3230), (85, 3192), (95, 2856), (102, 2660), (105, 2584), (114, 2380), (119, 2280), (120, 2261), (133, 2040), (136, 1995), (140, 1938), (152, 1785), (168, 1615), (170, 1596), (190, 1428), (204, 1330), (210, 1292), (228, 1190), (238, 1140), (255, 1064), (266, 1020), (280, 969), (285, 952), (323, 840), (340, 798), (357, 760), (380, 714), (399, 680), (408, 665), (420, 646), (456, 595), (476, 570), (510, 532)]