28441680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{6971}}^1$

素因数の和:7004

約数の個数: 80

約数和(自身を含む): 93369024

約数和(自身を除く): 64927344

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, 6971, 13942, 20913, 27884, 34855, 41826, 55768, 69710, 83652, 104565, 111536, 118507, 139420, 167304, 209130, 237014, 278840, 334608, 355521, 418260, 474028, 557680, 592535, 711042, 836520, 948056, 1185070, 1422084, 1673040, 1777605, 1896112, 2370140, 2844168, 3555210, 4740280, 5688336, 7110420, 9480560, 14220840, 28441680]

約数ペア:

[(1, 28441680), (2, 14220840), (3, 9480560), (4, 7110420), (5, 5688336), (6, 4740280), (8, 3555210), (10, 2844168), (12, 2370140), (15, 1896112), (16, 1777605), (17, 1673040), (20, 1422084), (24, 1185070), (30, 948056), (34, 836520), (40, 711042), (48, 592535), (51, 557680), (60, 474028), (68, 418260), (80, 355521), (85, 334608), (102, 278840), (120, 237014), (136, 209130), (170, 167304), (204, 139420), (240, 118507), (255, 111536), (272, 104565), (340, 83652), (408, 69710), (510, 55768), (680, 41826), (816, 34855), (1020, 27884), (1360, 20913), (2040, 13942), (4080, 6971)]