71351460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{673}}^1$

素因数の和:738

約数の個数: 144

約数和(自身を含む): 235522560

約数和(自身を除く): 164171100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 31, 36, 38, 45, 57, 60, 62, 76, 90, 93, 95, 114, 124, 155, 171, 180, 186, 190, 228, 279, 285, 310, 342, 372, 380, 465, 558, 570, 589, 620, 673, 684, 855, 930, 1116, 1140, 1178, 1346, 1395, 1710, 1767, 1860, 2019, 2356, 2692, 2790, 2945, 3365, 3420, 3534, 4038, 5301, 5580, 5890, 6057, 6730, 7068, 8076, 8835, 10095, 10602, 11780, 12114, 12787, 13460, 17670, 20190, 20863, 21204, 24228, 25574, 26505, 30285, 35340, 38361, 40380, 41726, 51148, 53010, 60570, 62589, 63935, 76722, 83452, 104315, 106020, 115083, 121140, 125178, 127870, 153444, 187767, 191805, 208630, 230166, 250356, 255740, 312945, 375534, 383610, 396397, 417260, 460332, 575415, 625890, 751068, 767220, 792794, 938835, 1150830, 1189191, 1251780, 1585588, 1877670, 1981985, 2301660, 2378382, 3567573, 3755340, 3963970, 4756764, 5945955, 7135146, 7927940, 11891910, 14270292, 17837865, 23783820, 35675730, 71351460]

約数ペア:

[(1, 71351460), (2, 35675730), (3, 23783820), (4, 17837865), (5, 14270292), (6, 11891910), (9, 7927940), (10, 7135146), (12, 5945955), (15, 4756764), (18, 3963970), (19, 3755340), (20, 3567573), (30, 2378382), (31, 2301660), (36, 1981985), (38, 1877670), (45, 1585588), (57, 1251780), (60, 1189191), (62, 1150830), (76, 938835), (90, 792794), (93, 767220), (95, 751068), (114, 625890), (124, 575415), (155, 460332), (171, 417260), (180, 396397), (186, 383610), (190, 375534), (228, 312945), (279, 255740), (285, 250356), (310, 230166), (342, 208630), (372, 191805), (380, 187767), (465, 153444), (558, 127870), (570, 125178), (589, 121140), (620, 115083), (673, 106020), (684, 104315), (855, 83452), (930, 76722), (1116, 63935), (1140, 62589), (1178, 60570), (1346, 53010), (1395, 51148), (1710, 41726), (1767, 40380), (1860, 38361), (2019, 35340), (2356, 30285), (2692, 26505), (2790, 25574), (2945, 24228), (3365, 21204), (3420, 20863), (3534, 20190), (4038, 17670), (5301, 13460), (5580, 12787), (5890, 12114), (6057, 11780), (6730, 10602), (7068, 10095), (8076, 8835)]