490491540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{823}}^1$

素因数の和:899

約数の個数: 288

約数和(自身を含む): 1900394496

約数和(自身を除く): 1409902956

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 43, 44, 45, 55, 60, 63, 66, 70, 77, 84, 86, 90, 99, 105, 110, 126, 129, 132, 140, 154, 165, 172, 180, 198, 210, 215, 220, 231, 252, 258, 301, 308, 315, 330, 385, 387, 396, 420, 430, 462, 473, 495, 516, 602, 630, 645, 660, 693, 770, 774, 823, 860, 903, 924, 946, 990, 1155, 1204, 1260, 1290, 1386, 1419, 1505, 1540, 1548, 1646, 1806, 1892, 1935, 1980, 2310, 2365, 2469, 2580, 2709, 2772, 2838, 3010, 3292, 3311, 3465, 3612, 3870, 4115, 4257, 4515, 4620, 4730, 4938, 5418, 5676, 5761, 6020, 6622, 6930, 7095, 7407, 7740, 8230, 8514, 9030, 9053, 9460, 9876, 9933, 10836, 11522, 12345, 13244, 13545, 13860, 14190, 14814, 16460, 16555, 17028, 17283, 18060, 18106, 19866, 21285, 23044, 24690, 27090, 27159, 28380, 28805, 29628, 29799, 33110, 34566, 35389, 36212, 37035, 39732, 42570, 45265, 49380, 49665, 51849, 54180, 54318, 57610, 59598, 63371, 66220, 69132, 70778, 74070, 81477, 85140, 86415, 90530, 99330, 103698, 106167, 108636, 115220, 119196, 126742, 135795, 141556, 148140, 148995, 162954, 172830, 176945, 181060, 190113, 198660, 207396, 212334, 247723, 253484, 259245, 271590, 297990, 316855, 318501, 325908, 345660, 353890, 380226, 389279, 407385, 424668, 495446, 518490, 530835, 543180, 570339, 595980, 633710, 637002, 707780, 743169, 760452, 778558, 814770, 950565, 990892, 1036980, 1061670, 1140678, 1167837, 1238615, 1267420, 1274004, 1486338, 1557116, 1592505, 1629540, 1901130, 1946395, 2123340, 2229507, 2281356, 2335674, 2477230, 2724953, 2851695, 2972676, 3185010, 3503511, 3715845, 3802260, 3892790, 4459014, 4671348, 4954460, 5449906, 5703390, 5839185, 6370020, 7007022, 7431690, 7785580, 8174859, 8918028, 10899812, 11147535, 11406780, 11678370, 13624765, 14014044, 14863380, 16349718, 17517555, 22295070, 23356740, 24524577, 27249530, 32699436, 35035110, 40874295, 44590140, 49049154, 54499060, 70070220, 81748590, 98098308, 122622885, 163497180, 245245770, 490491540]

約数ペア:

[(1, 490491540), (2, 245245770), (3, 163497180), (4, 122622885), (5, 98098308), (6, 81748590), (7, 70070220), (9, 54499060), (10, 49049154), (11, 44590140), (12, 40874295), (14, 35035110), (15, 32699436), (18, 27249530), (20, 24524577), (21, 23356740), (22, 22295070), (28, 17517555), (30, 16349718), (33, 14863380), (35, 14014044), (36, 13624765), (42, 11678370), (43, 11406780), (44, 11147535), (45, 10899812), (55, 8918028), (60, 8174859), (63, 7785580), (66, 7431690), (70, 7007022), (77, 6370020), (84, 5839185), (86, 5703390), (90, 5449906), (99, 4954460), (105, 4671348), (110, 4459014), (126, 3892790), (129, 3802260), (132, 3715845), (140, 3503511), (154, 3185010), (165, 2972676), (172, 2851695), (180, 2724953), (198, 2477230), (210, 2335674), (215, 2281356), (220, 2229507), (231, 2123340), (252, 1946395), (258, 1901130), (301, 1629540), (308, 1592505), (315, 1557116), (330, 1486338), (385, 1274004), (387, 1267420), (396, 1238615), (420, 1167837), (430, 1140678), (462, 1061670), (473, 1036980), (495, 990892), (516, 950565), (602, 814770), (630, 778558), (645, 760452), (660, 743169), (693, 707780), (770, 637002), (774, 633710), (823, 595980), (860, 570339), (903, 543180), (924, 530835), (946, 518490), (990, 495446), (1155, 424668), (1204, 407385), (1260, 389279), (1290, 380226), (1386, 353890), (1419, 345660), (1505, 325908), (1540, 318501), (1548, 316855), (1646, 297990), (1806, 271590), (1892, 259245), (1935, 253484), (1980, 247723), (2310, 212334), (2365, 207396), (2469, 198660), (2580, 190113), (2709, 181060), (2772, 176945), (2838, 172830), (3010, 162954), (3292, 148995), (3311, 148140), (3465, 141556), (3612, 135795), (3870, 126742), (4115, 119196), (4257, 115220), (4515, 108636), (4620, 106167), (4730, 103698), (4938, 99330), (5418, 90530), (5676, 86415), (5761, 85140), (6020, 81477), (6622, 74070), (6930, 70778), (7095, 69132), (7407, 66220), (7740, 63371), (8230, 59598), (8514, 57610), (9030, 54318), (9053, 54180), (9460, 51849), (9876, 49665), (9933, 49380), (10836, 45265), (11522, 42570), (12345, 39732), (13244, 37035), (13545, 36212), (13860, 35389), (14190, 34566), (14814, 33110), (16460, 29799), (16555, 29628), (17028, 28805), (17283, 28380), (18060, 27159), (18106, 27090), (19866, 24690), (21285, 23044)]