378073520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{13859}}^1$

素因数の和:13914

約数の個数: 80

約数和(自身を含む): 989936640

約数和(自身を除く): 611863120

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 220, 248, 310, 341, 440, 496, 620, 682, 880, 1240, 1364, 1705, 2480, 2728, 3410, 5456, 6820, 13640, 13859, 27280, 27718, 55436, 69295, 110872, 138590, 152449, 221744, 277180, 304898, 429629, 554360, 609796, 762245, 859258, 1108720, 1219592, 1524490, 1718516, 2148145, 2439184, 3048980, 3437032, 4296290, 4725919, 6097960, 6874064, 8592580, 9451838, 12195920, 17185160, 18903676, 23629595, 34370320, 37807352, 47259190, 75614704, 94518380, 189036760, 378073520]

約数ペア:

[(1, 378073520), (2, 189036760), (4, 94518380), (5, 75614704), (8, 47259190), (10, 37807352), (11, 34370320), (16, 23629595), (20, 18903676), (22, 17185160), (31, 12195920), (40, 9451838), (44, 8592580), (55, 6874064), (62, 6097960), (80, 4725919), (88, 4296290), (110, 3437032), (124, 3048980), (155, 2439184), (176, 2148145), (220, 1718516), (248, 1524490), (310, 1219592), (341, 1108720), (440, 859258), (496, 762245), (620, 609796), (682, 554360), (880, 429629), (1240, 304898), (1364, 277180), (1705, 221744), (2480, 152449), (2728, 138590), (3410, 110872), (5456, 69295), (6820, 55436), (13640, 27718), (13859, 27280)]