61804620

素因数分解:

$2^2\times 3^9\times 5^1\times {\mathrm{157}}^1$

素因数の和:193

約数の個数: 120

約数和(自身を含む): 195921264

約数和(自身を除く): 134116644

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, 157, 162, 180, 243, 270, 314, 324, 405, 471, 486, 540, 628, 729, 785, 810, 942, 972, 1215, 1413, 1458, 1570, 1620, 1884, 2187, 2355, 2430, 2826, 2916, 3140, 3645, 4239, 4374, 4710, 4860, 5652, 6561, 7065, 7290, 8478, 8748, 9420, 10935, 12717, 13122, 14130, 14580, 16956, 19683, 21195, 21870, 25434, 26244, 28260, 32805, 38151, 39366, 42390, 43740, 50868, 63585, 65610, 76302, 78732, 84780, 98415, 114453, 127170, 131220, 152604, 190755, 196830, 228906, 254340, 343359, 381510, 393660, 457812, 572265, 686718, 763020, 1030077, 1144530, 1373436, 1716795, 2060154, 2289060, 3090231, 3433590, 4120308, 5150385, 6180462, 6867180, 10300770, 12360924, 15451155, 20601540, 30902310, 61804620]

約数ペア:

[(1, 61804620), (2, 30902310), (3, 20601540), (4, 15451155), (5, 12360924), (6, 10300770), (9, 6867180), (10, 6180462), (12, 5150385), (15, 4120308), (18, 3433590), (20, 3090231), (27, 2289060), (30, 2060154), (36, 1716795), (45, 1373436), (54, 1144530), (60, 1030077), (81, 763020), (90, 686718), (108, 572265), (135, 457812), (157, 393660), (162, 381510), (180, 343359), (243, 254340), (270, 228906), (314, 196830), (324, 190755), (405, 152604), (471, 131220), (486, 127170), (540, 114453), (628, 98415), (729, 84780), (785, 78732), (810, 76302), (942, 65610), (972, 63585), (1215, 50868), (1413, 43740), (1458, 42390), (1570, 39366), (1620, 38151), (1884, 32805), (2187, 28260), (2355, 26244), (2430, 25434), (2826, 21870), (2916, 21195), (3140, 19683), (3645, 16956), (4239, 14580), (4374, 14130), (4710, 13122), (4860, 12717), (5652, 10935), (6561, 9420), (7065, 8748), (7290, 8478)]