284728920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:322

約数の個数: 256

約数和(自身を含む): 1048412160

約数和(自身を除く): 763683240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 51, 56, 60, 68, 70, 84, 85, 102, 105, 119, 120, 127, 136, 140, 157, 168, 170, 204, 210, 238, 254, 255, 280, 314, 340, 357, 381, 408, 420, 471, 476, 508, 510, 595, 628, 635, 680, 714, 762, 785, 840, 889, 942, 952, 1016, 1020, 1099, 1190, 1256, 1270, 1428, 1524, 1570, 1778, 1785, 1884, 1905, 2040, 2159, 2198, 2355, 2380, 2540, 2667, 2669, 2856, 3048, 3140, 3297, 3556, 3570, 3768, 3810, 4318, 4396, 4445, 4710, 4760, 5080, 5334, 5338, 5495, 6280, 6477, 6594, 7112, 7140, 7620, 8007, 8636, 8792, 8890, 9420, 10668, 10676, 10795, 10990, 12954, 13188, 13335, 13345, 14280, 15113, 15240, 16014, 16485, 17272, 17780, 18683, 18840, 19939, 21336, 21352, 21590, 21980, 25908, 26376, 26670, 26690, 30226, 32028, 32385, 32970, 35560, 37366, 39878, 40035, 43180, 43960, 45339, 51816, 53340, 53380, 56049, 59817, 60452, 64056, 64770, 65940, 74732, 75565, 79756, 80070, 86360, 90678, 93415, 99695, 106680, 106760, 112098, 119634, 120904, 129540, 131880, 139573, 149464, 151130, 159512, 160140, 181356, 186830, 199390, 224196, 226695, 239268, 259080, 279146, 280245, 299085, 302260, 320280, 338963, 362712, 373660, 398780, 418719, 448392, 453390, 478536, 558292, 560490, 598170, 604520, 677926, 697865, 747320, 797560, 837438, 906780, 1016889, 1116584, 1120980, 1196340, 1355852, 1395730, 1674876, 1694815, 1813560, 2033778, 2093595, 2241960, 2372741, 2392680, 2711704, 2791460, 3349752, 3389630, 4067556, 4187190, 4745482, 5084445, 5582920, 6779260, 7118223, 8135112, 8374380, 9490964, 10168890, 11863705, 13558520, 14236446, 16748760, 18981928, 20337780, 23727410, 28472892, 35591115, 40675560, 47454820, 56945784, 71182230, 94909640, 142364460, 284728920]

約数ペア:

[(1, 284728920), (2, 142364460), (3, 94909640), (4, 71182230), (5, 56945784), (6, 47454820), (7, 40675560), (8, 35591115), (10, 28472892), (12, 23727410), (14, 20337780), (15, 18981928), (17, 16748760), (20, 14236446), (21, 13558520), (24, 11863705), (28, 10168890), (30, 9490964), (34, 8374380), (35, 8135112), (40, 7118223), (42, 6779260), (51, 5582920), (56, 5084445), (60, 4745482), (68, 4187190), (70, 4067556), (84, 3389630), (85, 3349752), (102, 2791460), (105, 2711704), (119, 2392680), (120, 2372741), (127, 2241960), (136, 2093595), (140, 2033778), (157, 1813560), (168, 1694815), (170, 1674876), (204, 1395730), (210, 1355852), (238, 1196340), (254, 1120980), (255, 1116584), (280, 1016889), (314, 906780), (340, 837438), (357, 797560), (381, 747320), (408, 697865), (420, 677926), (471, 604520), (476, 598170), (508, 560490), (510, 558292), (595, 478536), (628, 453390), (635, 448392), (680, 418719), (714, 398780), (762, 373660), (785, 362712), (840, 338963), (889, 320280), (942, 302260), (952, 299085), (1016, 280245), (1020, 279146), (1099, 259080), (1190, 239268), (1256, 226695), (1270, 224196), (1428, 199390), (1524, 186830), (1570, 181356), (1778, 160140), (1785, 159512), (1884, 151130), (1905, 149464), (2040, 139573), (2159, 131880), (2198, 129540), (2355, 120904), (2380, 119634), (2540, 112098), (2667, 106760), (2669, 106680), (2856, 99695), (3048, 93415), (3140, 90678), (3297, 86360), (3556, 80070), (3570, 79756), (3768, 75565), (3810, 74732), (4318, 65940), (4396, 64770), (4445, 64056), (4710, 60452), (4760, 59817), (5080, 56049), (5334, 53380), (5338, 53340), (5495, 51816), (6280, 45339), (6477, 43960), (6594, 43180), (7112, 40035), (7140, 39878), (7620, 37366), (8007, 35560), (8636, 32970), (8792, 32385), (8890, 32028), (9420, 30226), (10668, 26690), (10676, 26670), (10795, 26376), (10990, 25908), (12954, 21980), (13188, 21590), (13335, 21352), (13345, 21336), (14280, 19939), (15113, 18840), (15240, 18683), (16014, 17780), (16485, 17272)]