79441680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19471}}^1$

素因数の和:19504

約数の個数: 80

約数和(自身を含む): 260769024

約数和(自身を除く): 181327344

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 19471, 38942, 58413, 77884, 97355, 116826, 155768, 194710, 233652, 292065, 311536, 331007, 389420, 467304, 584130, 662014, 778840, 934608, 993021, 1168260, 1324028, 1557680, 1655035, 1986042, 2336520, 2648056, 3310070, 3972084, 4673040, 4965105, 5296112, 6620140, 7944168, 9930210, 13240280, 15888336, 19860420, 26480560, 39720840, 79441680]

約数ペア:

[(1, 79441680), (2, 39720840), (3, 26480560), (4, 19860420), (5, 15888336), (6, 13240280), (8, 9930210), (10, 7944168), (12, 6620140), (15, 5296112), (16, 4965105), (17, 4673040), (20, 3972084), (24, 3310070), (30, 2648056), (34, 2336520), (40, 1986042), (48, 1655035), (51, 1557680), (60, 1324028), (68, 1168260), (80, 993021), (85, 934608), (102, 778840), (120, 662014), (136, 584130), (170, 467304), (204, 389420), (240, 331007), (255, 311536), (272, 292065), (340, 233652), (408, 194710), (510, 155768), (680, 116826), (816, 97355), (1020, 77884), (1360, 58413), (2040, 38942), (4080, 19471)]