197702820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:195

約数の個数: 288

約数和(自身を含む): 726485760

約数和(自身を除く): 528782940

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 41, 42, 43, 45, 60, 63, 70, 82, 84, 86, 89, 90, 105, 123, 126, 129, 140, 164, 172, 178, 180, 205, 210, 215, 246, 252, 258, 267, 287, 301, 315, 356, 369, 387, 410, 420, 430, 445, 492, 516, 534, 574, 602, 615, 623, 630, 645, 738, 774, 801, 820, 860, 861, 890, 903, 1068, 1148, 1204, 1230, 1246, 1260, 1290, 1335, 1435, 1476, 1505, 1548, 1602, 1722, 1763, 1780, 1806, 1845, 1869, 1935, 2460, 2492, 2580, 2583, 2670, 2709, 2870, 3010, 3115, 3204, 3444, 3526, 3612, 3649, 3690, 3738, 3827, 3870, 4005, 4305, 4515, 5166, 5289, 5340, 5418, 5607, 5740, 6020, 6230, 7052, 7298, 7380, 7476, 7654, 7740, 8010, 8610, 8815, 9030, 9345, 10332, 10578, 10836, 10947, 11214, 11481, 12341, 12460, 12915, 13545, 14596, 15308, 15867, 16020, 17220, 17630, 18060, 18245, 18690, 19135, 21156, 21894, 22428, 22962, 24682, 25543, 25830, 26445, 26789, 27090, 28035, 31734, 32841, 34443, 35260, 36490, 37023, 37380, 38270, 43788, 45924, 49364, 51086, 51660, 52890, 53578, 54180, 54735, 56070, 57405, 61705, 63468, 65682, 68886, 72980, 74046, 76540, 76629, 79335, 80367, 102172, 105780, 107156, 109470, 111069, 112140, 114810, 123410, 127715, 131364, 133945, 137772, 148092, 153258, 156907, 158670, 160734, 164205, 172215, 185115, 218940, 222138, 229620, 229887, 241101, 246820, 255430, 267890, 306516, 313814, 317340, 321468, 328410, 344430, 370230, 383145, 401835, 444276, 459774, 470721, 482202, 510860, 535780, 555345, 627628, 656820, 688860, 740460, 766290, 784535, 803670, 919548, 941442, 964404, 1098349, 1110690, 1149435, 1205505, 1412163, 1532580, 1569070, 1607340, 1882884, 2196698, 2221380, 2298870, 2353605, 2411010, 2824326, 3138140, 3295047, 4393396, 4597740, 4707210, 4822020, 5491745, 5648652, 6590094, 7060815, 9414420, 9885141, 10983490, 13180188, 14121630, 16475235, 19770282, 21966980, 28243260, 32950470, 39540564, 49425705, 65900940, 98851410, 197702820]

約数ペア:

[(1, 197702820), (2, 98851410), (3, 65900940), (4, 49425705), (5, 39540564), (6, 32950470), (7, 28243260), (9, 21966980), (10, 19770282), (12, 16475235), (14, 14121630), (15, 13180188), (18, 10983490), (20, 9885141), (21, 9414420), (28, 7060815), (30, 6590094), (35, 5648652), (36, 5491745), (41, 4822020), (42, 4707210), (43, 4597740), (45, 4393396), (60, 3295047), (63, 3138140), (70, 2824326), (82, 2411010), (84, 2353605), (86, 2298870), (89, 2221380), (90, 2196698), (105, 1882884), (123, 1607340), (126, 1569070), (129, 1532580), (140, 1412163), (164, 1205505), (172, 1149435), (178, 1110690), (180, 1098349), (205, 964404), (210, 941442), (215, 919548), (246, 803670), (252, 784535), (258, 766290), (267, 740460), (287, 688860), (301, 656820), (315, 627628), (356, 555345), (369, 535780), (387, 510860), (410, 482202), (420, 470721), (430, 459774), (445, 444276), (492, 401835), (516, 383145), (534, 370230), (574, 344430), (602, 328410), (615, 321468), (623, 317340), (630, 313814), (645, 306516), (738, 267890), (774, 255430), (801, 246820), (820, 241101), (860, 229887), (861, 229620), (890, 222138), (903, 218940), (1068, 185115), (1148, 172215), (1204, 164205), (1230, 160734), (1246, 158670), (1260, 156907), (1290, 153258), (1335, 148092), (1435, 137772), (1476, 133945), (1505, 131364), (1548, 127715), (1602, 123410), (1722, 114810), (1763, 112140), (1780, 111069), (1806, 109470), (1845, 107156), (1869, 105780), (1935, 102172), (2460, 80367), (2492, 79335), (2580, 76629), (2583, 76540), (2670, 74046), (2709, 72980), (2870, 68886), (3010, 65682), (3115, 63468), (3204, 61705), (3444, 57405), (3526, 56070), (3612, 54735), (3649, 54180), (3690, 53578), (3738, 52890), (3827, 51660), (3870, 51086), (4005, 49364), (4305, 45924), (4515, 43788), (5166, 38270), (5289, 37380), (5340, 37023), (5418, 36490), (5607, 35260), (5740, 34443), (6020, 32841), (6230, 31734), (7052, 28035), (7298, 27090), (7380, 26789), (7476, 26445), (7654, 25830), (7740, 25543), (8010, 24682), (8610, 22962), (8815, 22428), (9030, 21894), (9345, 21156), (10332, 19135), (10578, 18690), (10836, 18245), (10947, 18060), (11214, 17630), (11481, 17220), (12341, 16020), (12460, 15867), (12915, 15308), (13545, 14596)]