201578580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1019}}^1$

素因数の和:1198

約数の個数: 144

約数和(自身を含む): 703946880

約数和(自身を除く): 502368300

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, 157, 180, 210, 252, 314, 315, 420, 471, 628, 630, 785, 942, 1019, 1099, 1260, 1413, 1570, 1884, 2038, 2198, 2355, 2826, 3057, 3140, 3297, 4076, 4396, 4710, 5095, 5495, 5652, 6114, 6594, 7065, 7133, 9171, 9420, 9891, 10190, 10990, 12228, 13188, 14130, 14266, 15285, 16485, 18342, 19782, 20380, 21399, 21980, 28260, 28532, 30570, 32970, 35665, 36684, 39564, 42798, 45855, 49455, 61140, 64197, 65940, 71330, 85596, 91710, 98910, 106995, 128394, 142660, 159983, 183420, 197820, 213990, 256788, 319966, 320985, 427980, 479949, 639932, 641970, 799915, 959898, 1119881, 1283940, 1439847, 1599830, 1919796, 2239762, 2399745, 2879694, 3199660, 3359643, 4479524, 4799490, 5599405, 5759388, 6719286, 7199235, 9598980, 10078929, 11198810, 13438572, 14398470, 16798215, 20157858, 22397620, 28796940, 33596430, 40315716, 50394645, 67192860, 100789290, 201578580]

約数ペア:

[(1, 201578580), (2, 100789290), (3, 67192860), (4, 50394645), (5, 40315716), (6, 33596430), (7, 28796940), (9, 22397620), (10, 20157858), (12, 16798215), (14, 14398470), (15, 13438572), (18, 11198810), (20, 10078929), (21, 9598980), (28, 7199235), (30, 6719286), (35, 5759388), (36, 5599405), (42, 4799490), (45, 4479524), (60, 3359643), (63, 3199660), (70, 2879694), (84, 2399745), (90, 2239762), (105, 1919796), (126, 1599830), (140, 1439847), (157, 1283940), (180, 1119881), (210, 959898), (252, 799915), (314, 641970), (315, 639932), (420, 479949), (471, 427980), (628, 320985), (630, 319966), (785, 256788), (942, 213990), (1019, 197820), (1099, 183420), (1260, 159983), (1413, 142660), (1570, 128394), (1884, 106995), (2038, 98910), (2198, 91710), (2355, 85596), (2826, 71330), (3057, 65940), (3140, 64197), (3297, 61140), (4076, 49455), (4396, 45855), (4710, 42798), (5095, 39564), (5495, 36684), (5652, 35665), (6114, 32970), (6594, 30570), (7065, 28532), (7133, 28260), (9171, 21980), (9420, 21399), (9891, 20380), (10190, 19782), (10990, 18342), (12228, 16485), (13188, 15285), (14130, 14266)]