78835560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{487}}^1$

素因数の和:591

約数の個数: 128

約数和(自身を含む): 252979200

約数和(自身を除く): 174143640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 71, 76, 95, 114, 120, 142, 152, 190, 213, 228, 284, 285, 355, 380, 426, 456, 487, 568, 570, 710, 760, 852, 974, 1065, 1140, 1349, 1420, 1461, 1704, 1948, 2130, 2280, 2435, 2698, 2840, 2922, 3896, 4047, 4260, 4870, 5396, 5844, 6745, 7305, 8094, 8520, 9253, 9740, 10792, 11688, 13490, 14610, 16188, 18506, 19480, 20235, 26980, 27759, 29220, 32376, 34577, 37012, 40470, 46265, 53960, 55518, 58440, 69154, 74024, 80940, 92530, 103731, 111036, 138308, 138795, 161880, 172885, 185060, 207462, 222072, 276616, 277590, 345770, 370120, 414924, 518655, 555180, 656963, 691540, 829848, 1037310, 1110360, 1313926, 1383080, 1970889, 2074620, 2627852, 3284815, 3941778, 4149240, 5255704, 6569630, 7883556, 9854445, 13139260, 15767112, 19708890, 26278520, 39417780, 78835560]

約数ペア:

[(1, 78835560), (2, 39417780), (3, 26278520), (4, 19708890), (5, 15767112), (6, 13139260), (8, 9854445), (10, 7883556), (12, 6569630), (15, 5255704), (19, 4149240), (20, 3941778), (24, 3284815), (30, 2627852), (38, 2074620), (40, 1970889), (57, 1383080), (60, 1313926), (71, 1110360), (76, 1037310), (95, 829848), (114, 691540), (120, 656963), (142, 555180), (152, 518655), (190, 414924), (213, 370120), (228, 345770), (284, 277590), (285, 276616), (355, 222072), (380, 207462), (426, 185060), (456, 172885), (487, 161880), (568, 138795), (570, 138308), (710, 111036), (760, 103731), (852, 92530), (974, 80940), (1065, 74024), (1140, 69154), (1349, 58440), (1420, 55518), (1461, 53960), (1704, 46265), (1948, 40470), (2130, 37012), (2280, 34577), (2435, 32376), (2698, 29220), (2840, 27759), (2922, 26980), (3896, 20235), (4047, 19480), (4260, 18506), (4870, 16188), (5396, 14610), (5844, 13490), (6745, 11688), (7305, 10792), (8094, 9740), (8520, 9253)]