201131320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{251}}^1$

素因数の和:365

約数の個数: 128

約数和(自身を含む): 518192640

約数和(自身を除く): 317061320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 40, 46, 52, 65, 67, 92, 104, 115, 130, 134, 184, 230, 251, 260, 268, 299, 335, 460, 502, 520, 536, 598, 670, 871, 920, 1004, 1196, 1255, 1340, 1495, 1541, 1742, 2008, 2392, 2510, 2680, 2990, 3082, 3263, 3484, 4355, 5020, 5773, 5980, 6164, 6526, 6968, 7705, 8710, 10040, 11546, 11960, 12328, 13052, 15410, 16315, 16817, 17420, 20033, 23092, 26104, 28865, 30820, 32630, 33634, 34840, 40066, 46184, 57730, 61640, 65260, 67268, 75049, 80132, 84085, 100165, 115460, 130520, 134536, 150098, 160264, 168170, 200330, 218621, 230920, 300196, 336340, 375245, 386791, 400660, 437242, 600392, 672680, 750490, 773582, 801320, 874484, 1093105, 1500980, 1547164, 1748968, 1933955, 2186210, 3001960, 3094328, 3867910, 4372420, 5028283, 7735820, 8744840, 10056566, 15471640, 20113132, 25141415, 40226264, 50282830, 100565660, 201131320]

約数ペア:

[(1, 201131320), (2, 100565660), (4, 50282830), (5, 40226264), (8, 25141415), (10, 20113132), (13, 15471640), (20, 10056566), (23, 8744840), (26, 7735820), (40, 5028283), (46, 4372420), (52, 3867910), (65, 3094328), (67, 3001960), (92, 2186210), (104, 1933955), (115, 1748968), (130, 1547164), (134, 1500980), (184, 1093105), (230, 874484), (251, 801320), (260, 773582), (268, 750490), (299, 672680), (335, 600392), (460, 437242), (502, 400660), (520, 386791), (536, 375245), (598, 336340), (670, 300196), (871, 230920), (920, 218621), (1004, 200330), (1196, 168170), (1255, 160264), (1340, 150098), (1495, 134536), (1541, 130520), (1742, 115460), (2008, 100165), (2392, 84085), (2510, 80132), (2680, 75049), (2990, 67268), (3082, 65260), (3263, 61640), (3484, 57730), (4355, 46184), (5020, 40066), (5773, 34840), (5980, 33634), (6164, 32630), (6526, 30820), (6968, 28865), (7705, 26104), (8710, 23092), (10040, 20033), (11546, 17420), (11960, 16817), (12328, 16315), (13052, 15410)]