121541220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{383}}^1$

素因数の和:482

約数の個数: 144

約数和(自身を含む): 387459072

約数和(自身を除く): 265917852

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 43, 45, 60, 82, 86, 90, 123, 129, 164, 172, 180, 205, 215, 246, 258, 369, 383, 387, 410, 430, 492, 516, 615, 645, 738, 766, 774, 820, 860, 1149, 1230, 1290, 1476, 1532, 1548, 1763, 1845, 1915, 1935, 2298, 2460, 2580, 3447, 3526, 3690, 3830, 3870, 4596, 5289, 5745, 6894, 7052, 7380, 7660, 7740, 8815, 10578, 11490, 13788, 15703, 15867, 16469, 17235, 17630, 21156, 22980, 26445, 31406, 31734, 32938, 34470, 35260, 47109, 49407, 52890, 62812, 63468, 65876, 68940, 78515, 79335, 82345, 94218, 98814, 105780, 141327, 148221, 157030, 158670, 164690, 188436, 197628, 235545, 247035, 282654, 296442, 314060, 317340, 329380, 471090, 494070, 565308, 592884, 675229, 706635, 741105, 942180, 988140, 1350458, 1413270, 1482210, 2025687, 2700916, 2826540, 2964420, 3376145, 4051374, 6077061, 6752290, 8102748, 10128435, 12154122, 13504580, 20256870, 24308244, 30385305, 40513740, 60770610, 121541220]

約数ペア:

[(1, 121541220), (2, 60770610), (3, 40513740), (4, 30385305), (5, 24308244), (6, 20256870), (9, 13504580), (10, 12154122), (12, 10128435), (15, 8102748), (18, 6752290), (20, 6077061), (30, 4051374), (36, 3376145), (41, 2964420), (43, 2826540), (45, 2700916), (60, 2025687), (82, 1482210), (86, 1413270), (90, 1350458), (123, 988140), (129, 942180), (164, 741105), (172, 706635), (180, 675229), (205, 592884), (215, 565308), (246, 494070), (258, 471090), (369, 329380), (383, 317340), (387, 314060), (410, 296442), (430, 282654), (492, 247035), (516, 235545), (615, 197628), (645, 188436), (738, 164690), (766, 158670), (774, 157030), (820, 148221), (860, 141327), (1149, 105780), (1230, 98814), (1290, 94218), (1476, 82345), (1532, 79335), (1548, 78515), (1763, 68940), (1845, 65876), (1915, 63468), (1935, 62812), (2298, 52890), (2460, 49407), (2580, 47109), (3447, 35260), (3526, 34470), (3690, 32938), (3830, 31734), (3870, 31406), (4596, 26445), (5289, 22980), (5745, 21156), (6894, 17630), (7052, 17235), (7380, 16469), (7660, 15867), (7740, 15703), (8815, 13788), (10578, 11490)]