207849420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{193}}^2$

素因数の和:432

約数の個数: 108

約数和(自身を含む): 654204096

約数和(自身を除く): 446354676

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 193, 279, 310, 372, 386, 465, 558, 579, 620, 772, 930, 965, 1116, 1158, 1395, 1737, 1860, 1930, 2316, 2790, 2895, 3474, 3860, 5580, 5790, 5983, 6948, 8685, 11580, 11966, 17370, 17949, 23932, 29915, 34740, 35898, 37249, 53847, 59830, 71796, 74498, 89745, 107694, 111747, 119660, 148996, 179490, 186245, 215388, 223494, 269235, 335241, 358980, 372490, 446988, 538470, 558735, 670482, 744980, 1076940, 1117470, 1154719, 1340964, 1676205, 2234940, 2309438, 3352410, 3464157, 4618876, 5773595, 6704820, 6928314, 10392471, 11547190, 13856628, 17320785, 20784942, 23094380, 34641570, 41569884, 51962355, 69283140, 103924710, 207849420]

約数ペア:

[(1, 207849420), (2, 103924710), (3, 69283140), (4, 51962355), (5, 41569884), (6, 34641570), (9, 23094380), (10, 20784942), (12, 17320785), (15, 13856628), (18, 11547190), (20, 10392471), (30, 6928314), (31, 6704820), (36, 5773595), (45, 4618876), (60, 3464157), (62, 3352410), (90, 2309438), (93, 2234940), (124, 1676205), (155, 1340964), (180, 1154719), (186, 1117470), (193, 1076940), (279, 744980), (310, 670482), (372, 558735), (386, 538470), (465, 446988), (558, 372490), (579, 358980), (620, 335241), (772, 269235), (930, 223494), (965, 215388), (1116, 186245), (1158, 179490), (1395, 148996), (1737, 119660), (1860, 111747), (1930, 107694), (2316, 89745), (2790, 74498), (2895, 71796), (3474, 59830), (3860, 53847), (5580, 37249), (5790, 35898), (5983, 34740), (6948, 29915), (8685, 23932), (11580, 17949), (11966, 17370)]