61337220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{673}}^1$

素因数の和:730

約数の個数: 144

約数和(自身を含む): 206535168

約数和(自身を除く): 145197948

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 49, 60, 62, 70, 84, 93, 98, 105, 124, 140, 147, 155, 186, 196, 210, 217, 245, 294, 310, 372, 420, 434, 465, 490, 588, 620, 651, 673, 735, 868, 930, 980, 1085, 1302, 1346, 1470, 1519, 1860, 2019, 2170, 2604, 2692, 2940, 3038, 3255, 3365, 4038, 4340, 4557, 4711, 6076, 6510, 6730, 7595, 8076, 9114, 9422, 10095, 13020, 13460, 14133, 15190, 18228, 18844, 20190, 20863, 22785, 23555, 28266, 30380, 32977, 40380, 41726, 45570, 47110, 56532, 62589, 65954, 70665, 83452, 91140, 94220, 98931, 104315, 125178, 131908, 141330, 146041, 164885, 197862, 208630, 250356, 282660, 292082, 312945, 329770, 395724, 417260, 438123, 494655, 584164, 625890, 659540, 730205, 876246, 989310, 1022287, 1251780, 1460410, 1752492, 1978620, 2044574, 2190615, 2920820, 3066861, 4089148, 4381230, 5111435, 6133722, 8762460, 10222870, 12267444, 15334305, 20445740, 30668610, 61337220]

約数ペア:

[(1, 61337220), (2, 30668610), (3, 20445740), (4, 15334305), (5, 12267444), (6, 10222870), (7, 8762460), (10, 6133722), (12, 5111435), (14, 4381230), (15, 4089148), (20, 3066861), (21, 2920820), (28, 2190615), (30, 2044574), (31, 1978620), (35, 1752492), (42, 1460410), (49, 1251780), (60, 1022287), (62, 989310), (70, 876246), (84, 730205), (93, 659540), (98, 625890), (105, 584164), (124, 494655), (140, 438123), (147, 417260), (155, 395724), (186, 329770), (196, 312945), (210, 292082), (217, 282660), (245, 250356), (294, 208630), (310, 197862), (372, 164885), (420, 146041), (434, 141330), (465, 131908), (490, 125178), (588, 104315), (620, 98931), (651, 94220), (673, 91140), (735, 83452), (868, 70665), (930, 65954), (980, 62589), (1085, 56532), (1302, 47110), (1346, 45570), (1470, 41726), (1519, 40380), (1860, 32977), (2019, 30380), (2170, 28266), (2604, 23555), (2692, 22785), (2940, 20863), (3038, 20190), (3255, 18844), (3365, 18228), (4038, 15190), (4340, 14133), (4557, 13460), (4711, 13020), (6076, 10095), (6510, 9422), (6730, 9114), (7595, 8076)]