431684920

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^2$

素因数の和:273

約数の個数: 96

約数和(自身を含む): 1040446080

約数和(自身を除く): 608761160

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 37, 40, 62, 74, 97, 124, 148, 155, 185, 194, 248, 296, 310, 370, 388, 485, 620, 740, 776, 970, 1147, 1240, 1480, 1940, 2294, 3007, 3589, 3880, 4588, 5735, 6014, 7178, 9176, 9409, 11470, 12028, 14356, 15035, 17945, 18818, 22940, 24056, 28712, 30070, 35890, 37636, 45880, 47045, 60140, 71780, 75272, 94090, 111259, 120280, 143560, 188180, 222518, 291679, 348133, 376360, 445036, 556295, 583358, 696266, 890072, 1112590, 1166716, 1392532, 1458395, 1740665, 2225180, 2333432, 2785064, 2916790, 3481330, 4450360, 5833580, 6962660, 10792123, 11667160, 13925320, 21584246, 43168492, 53960615, 86336984, 107921230, 215842460, 431684920]

約数ペア:

[(1, 431684920), (2, 215842460), (4, 107921230), (5, 86336984), (8, 53960615), (10, 43168492), (20, 21584246), (31, 13925320), (37, 11667160), (40, 10792123), (62, 6962660), (74, 5833580), (97, 4450360), (124, 3481330), (148, 2916790), (155, 2785064), (185, 2333432), (194, 2225180), (248, 1740665), (296, 1458395), (310, 1392532), (370, 1166716), (388, 1112590), (485, 890072), (620, 696266), (740, 583358), (776, 556295), (970, 445036), (1147, 376360), (1240, 348133), (1480, 291679), (1940, 222518), (2294, 188180), (3007, 143560), (3589, 120280), (3880, 111259), (4588, 94090), (5735, 75272), (6014, 71780), (7178, 60140), (9176, 47045), (9409, 45880), (11470, 37636), (12028, 35890), (14356, 30070), (15035, 28712), (17945, 24056), (18818, 22940)]