908773740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{2179}}^1$

素因数の和:2532

約数の個数: 144

約数和(自身を含む): 3161383680

約数和(自身を除く): 2252609940

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 331, 420, 630, 662, 993, 1260, 1324, 1655, 1986, 2179, 2317, 2979, 3310, 3972, 4358, 4634, 4965, 5958, 6537, 6620, 6951, 8716, 9268, 9930, 10895, 11585, 11916, 13074, 13902, 14895, 15253, 19611, 19860, 20853, 21790, 23170, 26148, 27804, 29790, 30506, 32685, 34755, 39222, 41706, 43580, 45759, 46340, 59580, 61012, 65370, 69510, 76265, 78444, 83412, 91518, 98055, 104265, 130740, 137277, 139020, 152530, 183036, 196110, 208530, 228795, 274554, 305060, 392220, 417060, 457590, 549108, 686385, 721249, 915180, 1372770, 1442498, 2163747, 2745540, 2884996, 3606245, 4327494, 5048743, 6491241, 7212490, 8654988, 10097486, 10818735, 12982482, 14424980, 15146229, 20194972, 21637470, 25243715, 25964964, 30292458, 32456205, 43274940, 45438687, 50487430, 60584916, 64912410, 75731145, 90877374, 100974860, 129824820, 151462290, 181754748, 227193435, 302924580, 454386870, 908773740]

約数ペア:

[(1, 908773740), (2, 454386870), (3, 302924580), (4, 227193435), (5, 181754748), (6, 151462290), (7, 129824820), (9, 100974860), (10, 90877374), (12, 75731145), (14, 64912410), (15, 60584916), (18, 50487430), (20, 45438687), (21, 43274940), (28, 32456205), (30, 30292458), (35, 25964964), (36, 25243715), (42, 21637470), (45, 20194972), (60, 15146229), (63, 14424980), (70, 12982482), (84, 10818735), (90, 10097486), (105, 8654988), (126, 7212490), (140, 6491241), (180, 5048743), (210, 4327494), (252, 3606245), (315, 2884996), (331, 2745540), (420, 2163747), (630, 1442498), (662, 1372770), (993, 915180), (1260, 721249), (1324, 686385), (1655, 549108), (1986, 457590), (2179, 417060), (2317, 392220), (2979, 305060), (3310, 274554), (3972, 228795), (4358, 208530), (4634, 196110), (4965, 183036), (5958, 152530), (6537, 139020), (6620, 137277), (6951, 130740), (8716, 104265), (9268, 98055), (9930, 91518), (10895, 83412), (11585, 78444), (11916, 76265), (13074, 69510), (13902, 65370), (14895, 61012), (15253, 59580), (19611, 46340), (19860, 45759), (20853, 43580), (21790, 41706), (23170, 39222), (26148, 34755), (27804, 32685), (29790, 30506)]