178990110

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8999}}^1$

素因数の和:9042

約数の個数: 96

約数和(自身を含む): 530712000

約数和(自身を除く): 351721890

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 17, 18, 26, 30, 34, 39, 45, 51, 65, 78, 85, 90, 102, 117, 130, 153, 170, 195, 221, 234, 255, 306, 390, 442, 510, 585, 663, 765, 1105, 1170, 1326, 1530, 1989, 2210, 3315, 3978, 6630, 8999, 9945, 17998, 19890, 26997, 44995, 53994, 80991, 89990, 116987, 134985, 152983, 161982, 233974, 269970, 305966, 350961, 404955, 458949, 584935, 701922, 764915, 809910, 917898, 1052883, 1169870, 1376847, 1529830, 1754805, 1988779, 2105766, 2294745, 2753694, 3509610, 3977558, 4589490, 5264415, 5966337, 6884235, 9943895, 10528830, 11932674, 13768470, 17899011, 19887790, 29831685, 35798022, 59663370, 89495055, 178990110]

約数ペア:

[(1, 178990110), (2, 89495055), (3, 59663370), (5, 35798022), (6, 29831685), (9, 19887790), (10, 17899011), (13, 13768470), (15, 11932674), (17, 10528830), (18, 9943895), (26, 6884235), (30, 5966337), (34, 5264415), (39, 4589490), (45, 3977558), (51, 3509610), (65, 2753694), (78, 2294745), (85, 2105766), (90, 1988779), (102, 1754805), (117, 1529830), (130, 1376847), (153, 1169870), (170, 1052883), (195, 917898), (221, 809910), (234, 764915), (255, 701922), (306, 584935), (390, 458949), (442, 404955), (510, 350961), (585, 305966), (663, 269970), (765, 233974), (1105, 161982), (1170, 152983), (1326, 134985), (1530, 116987), (1989, 89990), (2210, 80991), (3315, 53994), (3978, 44995), (6630, 26997), (8999, 19890), (9945, 17998)]