40348980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1033}}^1$

素因数の和:1086

約数の個数: 144

約数和(自身を含む): 144528384

約数和(自身を除く): 104179404

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 42, 45, 60, 62, 63, 70, 84, 90, 93, 105, 124, 126, 140, 155, 180, 186, 210, 217, 252, 279, 310, 315, 372, 420, 434, 465, 558, 620, 630, 651, 868, 930, 1033, 1085, 1116, 1260, 1302, 1395, 1860, 1953, 2066, 2170, 2604, 2790, 3099, 3255, 3906, 4132, 4340, 5165, 5580, 6198, 6510, 7231, 7812, 9297, 9765, 10330, 12396, 13020, 14462, 15495, 18594, 19530, 20660, 21693, 28924, 30990, 32023, 36155, 37188, 39060, 43386, 46485, 61980, 64046, 65079, 72310, 86772, 92970, 96069, 108465, 128092, 130158, 144620, 160115, 185940, 192138, 216930, 224161, 260316, 288207, 320230, 325395, 384276, 433860, 448322, 480345, 576414, 640460, 650790, 672483, 896644, 960690, 1120805, 1152828, 1301580, 1344966, 1441035, 1921380, 2017449, 2241610, 2689932, 2882070, 3362415, 4034898, 4483220, 5764140, 6724830, 8069796, 10087245, 13449660, 20174490, 40348980]

約数ペア:

[(1, 40348980), (2, 20174490), (3, 13449660), (4, 10087245), (5, 8069796), (6, 6724830), (7, 5764140), (9, 4483220), (10, 4034898), (12, 3362415), (14, 2882070), (15, 2689932), (18, 2241610), (20, 2017449), (21, 1921380), (28, 1441035), (30, 1344966), (31, 1301580), (35, 1152828), (36, 1120805), (42, 960690), (45, 896644), (60, 672483), (62, 650790), (63, 640460), (70, 576414), (84, 480345), (90, 448322), (93, 433860), (105, 384276), (124, 325395), (126, 320230), (140, 288207), (155, 260316), (180, 224161), (186, 216930), (210, 192138), (217, 185940), (252, 160115), (279, 144620), (310, 130158), (315, 128092), (372, 108465), (420, 96069), (434, 92970), (465, 86772), (558, 72310), (620, 65079), (630, 64046), (651, 61980), (868, 46485), (930, 43386), (1033, 39060), (1085, 37188), (1116, 36155), (1260, 32023), (1302, 30990), (1395, 28924), (1860, 21693), (1953, 20660), (2066, 19530), (2170, 18594), (2604, 15495), (2790, 14462), (3099, 13020), (3255, 12396), (3906, 10330), (4132, 9765), (4340, 9297), (5165, 7812), (5580, 7231), (6198, 6510)]