201555540

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1499}}^1$

素因数の和:1603

約数の個数: 120

約数和(自身を含む): 640332000

約数和(自身を除く): 438776460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 83, 90, 108, 135, 162, 166, 180, 249, 270, 324, 332, 405, 415, 498, 540, 747, 810, 830, 996, 1245, 1494, 1499, 1620, 1660, 2241, 2490, 2988, 2998, 3735, 4482, 4497, 4980, 5996, 6723, 7470, 7495, 8964, 8994, 11205, 13446, 13491, 14940, 14990, 17988, 22410, 22485, 26892, 26982, 29980, 33615, 40473, 44820, 44970, 53964, 67230, 67455, 80946, 89940, 121419, 124417, 134460, 134910, 161892, 202365, 242838, 248834, 269820, 373251, 404730, 485676, 497668, 607095, 622085, 746502, 809460, 1119753, 1214190, 1244170, 1493004, 1866255, 2239506, 2428380, 2488340, 3359259, 3732510, 4479012, 5598765, 6718518, 7465020, 10077777, 11197530, 13437036, 16796295, 20155554, 22395060, 33592590, 40311108, 50388885, 67185180, 100777770, 201555540]

約数ペア:

[(1, 201555540), (2, 100777770), (3, 67185180), (4, 50388885), (5, 40311108), (6, 33592590), (9, 22395060), (10, 20155554), (12, 16796295), (15, 13437036), (18, 11197530), (20, 10077777), (27, 7465020), (30, 6718518), (36, 5598765), (45, 4479012), (54, 3732510), (60, 3359259), (81, 2488340), (83, 2428380), (90, 2239506), (108, 1866255), (135, 1493004), (162, 1244170), (166, 1214190), (180, 1119753), (249, 809460), (270, 746502), (324, 622085), (332, 607095), (405, 497668), (415, 485676), (498, 404730), (540, 373251), (747, 269820), (810, 248834), (830, 242838), (996, 202365), (1245, 161892), (1494, 134910), (1499, 134460), (1620, 124417), (1660, 121419), (2241, 89940), (2490, 80946), (2988, 67455), (2998, 67230), (3735, 53964), (4482, 44970), (4497, 44820), (4980, 40473), (5996, 33615), (6723, 29980), (7470, 26982), (7495, 26892), (8964, 22485), (8994, 22410), (11205, 17988), (13446, 14990), (13491, 14940)]