74124540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{661}}^1$

素因数の和:772

約数の個数: 144

約数和(自身を含む): 260245440

約数和(自身を除く): 186120900

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, 89, 90, 105, 126, 140, 178, 180, 210, 252, 267, 315, 356, 420, 445, 534, 623, 630, 661, 801, 890, 1068, 1246, 1260, 1322, 1335, 1602, 1780, 1869, 1983, 2492, 2644, 2670, 3115, 3204, 3305, 3738, 3966, 4005, 4627, 5340, 5607, 5949, 6230, 6610, 7476, 7932, 8010, 9254, 9345, 9915, 11214, 11898, 12460, 13220, 13881, 16020, 18508, 18690, 19830, 22428, 23135, 23796, 27762, 28035, 29745, 37380, 39660, 41643, 46270, 55524, 56070, 58829, 59490, 69405, 83286, 92540, 112140, 117658, 118980, 138810, 166572, 176487, 208215, 235316, 277620, 294145, 352974, 411803, 416430, 529461, 588290, 705948, 823606, 832860, 882435, 1058922, 1176580, 1235409, 1647212, 1764870, 2059015, 2117844, 2470818, 2647305, 3529740, 3706227, 4118030, 4941636, 5294610, 6177045, 7412454, 8236060, 10589220, 12354090, 14824908, 18531135, 24708180, 37062270, 74124540]

約数ペア:

[(1, 74124540), (2, 37062270), (3, 24708180), (4, 18531135), (5, 14824908), (6, 12354090), (7, 10589220), (9, 8236060), (10, 7412454), (12, 6177045), (14, 5294610), (15, 4941636), (18, 4118030), (20, 3706227), (21, 3529740), (28, 2647305), (30, 2470818), (35, 2117844), (36, 2059015), (42, 1764870), (45, 1647212), (60, 1235409), (63, 1176580), (70, 1058922), (84, 882435), (89, 832860), (90, 823606), (105, 705948), (126, 588290), (140, 529461), (178, 416430), (180, 411803), (210, 352974), (252, 294145), (267, 277620), (315, 235316), (356, 208215), (420, 176487), (445, 166572), (534, 138810), (623, 118980), (630, 117658), (661, 112140), (801, 92540), (890, 83286), (1068, 69405), (1246, 59490), (1260, 58829), (1322, 56070), (1335, 55524), (1602, 46270), (1780, 41643), (1869, 39660), (1983, 37380), (2492, 29745), (2644, 28035), (2670, 27762), (3115, 23796), (3204, 23135), (3305, 22428), (3738, 19830), (3966, 18690), (4005, 18508), (4627, 16020), (5340, 13881), (5607, 13220), (5949, 12460), (6230, 11898), (6610, 11214), (7476, 9915), (7932, 9345), (8010, 9254)]