81116520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{2339}}^1$

素因数の和:2387

約数の個数: 96

約数和(自身を含む): 258616800

約数和(自身を除く): 177500280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 289, 340, 408, 510, 578, 680, 867, 1020, 1156, 1445, 1734, 2040, 2312, 2339, 2890, 3468, 4335, 4678, 5780, 6936, 7017, 8670, 9356, 11560, 11695, 14034, 17340, 18712, 23390, 28068, 34680, 35085, 39763, 46780, 56136, 70170, 79526, 93560, 119289, 140340, 159052, 198815, 238578, 280680, 318104, 397630, 477156, 596445, 675971, 795260, 954312, 1192890, 1351942, 1590520, 2027913, 2385780, 2703884, 3379855, 4055826, 4771560, 5407768, 6759710, 8111652, 10139565, 13519420, 16223304, 20279130, 27038840, 40558260, 81116520]

約数ペア:

[(1, 81116520), (2, 40558260), (3, 27038840), (4, 20279130), (5, 16223304), (6, 13519420), (8, 10139565), (10, 8111652), (12, 6759710), (15, 5407768), (17, 4771560), (20, 4055826), (24, 3379855), (30, 2703884), (34, 2385780), (40, 2027913), (51, 1590520), (60, 1351942), (68, 1192890), (85, 954312), (102, 795260), (120, 675971), (136, 596445), (170, 477156), (204, 397630), (255, 318104), (289, 280680), (340, 238578), (408, 198815), (510, 159052), (578, 140340), (680, 119289), (867, 93560), (1020, 79526), (1156, 70170), (1445, 56136), (1734, 46780), (2040, 39763), (2312, 35085), (2339, 34680), (2890, 28068), (3468, 23390), (4335, 18712), (4678, 17340), (5780, 14034), (6936, 11695), (7017, 11560), (8670, 9356)]