65478780

素因数分解:

$2^2\times 3^8\times 5^1\times {\mathrm{499}}^1$

素因数の和:532

約数の個数: 108

約数和(自身を含む): 206661000

約数和(自身を除く): 141182220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 499, 540, 729, 810, 972, 998, 1215, 1458, 1497, 1620, 1996, 2187, 2430, 2495, 2916, 2994, 3645, 4374, 4491, 4860, 4990, 5988, 6561, 7290, 7485, 8748, 8982, 9980, 10935, 13122, 13473, 14580, 14970, 17964, 21870, 22455, 26244, 26946, 29940, 32805, 40419, 43740, 44910, 53892, 65610, 67365, 80838, 89820, 121257, 131220, 134730, 161676, 202095, 242514, 269460, 363771, 404190, 485028, 606285, 727542, 808380, 1091313, 1212570, 1455084, 1818855, 2182626, 2425140, 3273939, 3637710, 4365252, 5456565, 6547878, 7275420, 10913130, 13095756, 16369695, 21826260, 32739390, 65478780]

約数ペア:

[(1, 65478780), (2, 32739390), (3, 21826260), (4, 16369695), (5, 13095756), (6, 10913130), (9, 7275420), (10, 6547878), (12, 5456565), (15, 4365252), (18, 3637710), (20, 3273939), (27, 2425140), (30, 2182626), (36, 1818855), (45, 1455084), (54, 1212570), (60, 1091313), (81, 808380), (90, 727542), (108, 606285), (135, 485028), (162, 404190), (180, 363771), (243, 269460), (270, 242514), (324, 202095), (405, 161676), (486, 134730), (499, 131220), (540, 121257), (729, 89820), (810, 80838), (972, 67365), (998, 65610), (1215, 53892), (1458, 44910), (1497, 43740), (1620, 40419), (1996, 32805), (2187, 29940), (2430, 26946), (2495, 26244), (2916, 22455), (2994, 21870), (3645, 17964), (4374, 14970), (4491, 14580), (4860, 13473), (4990, 13122), (5988, 10935), (6561, 9980), (7290, 8982), (7485, 8748)]