490468320

素因数分解:

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

素因数の和:242

約数の個数: 216

約数和(自身を含む): 1732106376

約数和(自身を除く): 1241638056

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 43, 45, 48, 60, 72, 80, 86, 89, 90, 96, 120, 129, 144, 160, 172, 178, 180, 215, 240, 258, 267, 288, 344, 356, 360, 387, 430, 445, 480, 516, 534, 645, 688, 712, 720, 774, 801, 860, 890, 1032, 1068, 1290, 1335, 1376, 1424, 1440, 1548, 1602, 1720, 1780, 1935, 2064, 2136, 2580, 2670, 2848, 3096, 3204, 3440, 3560, 3827, 3870, 4005, 4128, 4272, 5160, 5340, 6192, 6408, 6880, 7120, 7654, 7740, 7921, 8010, 8544, 10320, 10680, 11481, 12384, 12816, 14240, 15308, 15480, 15842, 16020, 19135, 20640, 21360, 22962, 23763, 25632, 30616, 30960, 31684, 32040, 34443, 38270, 39605, 42720, 45924, 47526, 57405, 61232, 61920, 63368, 64080, 68886, 71289, 76540, 79210, 91848, 95052, 114810, 118815, 122464, 126736, 128160, 137772, 142578, 153080, 158420, 172215, 183696, 190104, 229620, 237630, 253472, 275544, 285156, 306160, 316840, 340603, 344430, 356445, 367392, 380208, 459240, 475260, 551088, 570312, 612320, 633680, 681206, 688860, 712890, 760416, 918480, 950520, 1021809, 1102176, 1140624, 1267360, 1362412, 1377720, 1425780, 1703015, 1836960, 1901040, 2043618, 2281248, 2724824, 2755440, 2851560, 3065427, 3406030, 3802080, 4087236, 5109045, 5449648, 5510880, 5703120, 6130854, 6812060, 8174472, 10218090, 10899296, 11406240, 12261708, 13624120, 15327135, 16348944, 20436180, 24523416, 27248240, 30654270, 32697888, 40872360, 49046832, 54496480, 61308540, 81744720, 98093664, 122617080, 163489440, 245234160, 490468320]

約数ペア:

[(1, 490468320), (2, 245234160), (3, 163489440), (4, 122617080), (5, 98093664), (6, 81744720), (8, 61308540), (9, 54496480), (10, 49046832), (12, 40872360), (15, 32697888), (16, 30654270), (18, 27248240), (20, 24523416), (24, 20436180), (30, 16348944), (32, 15327135), (36, 13624120), (40, 12261708), (43, 11406240), (45, 10899296), (48, 10218090), (60, 8174472), (72, 6812060), (80, 6130854), (86, 5703120), (89, 5510880), (90, 5449648), (96, 5109045), (120, 4087236), (129, 3802080), (144, 3406030), (160, 3065427), (172, 2851560), (178, 2755440), (180, 2724824), (215, 2281248), (240, 2043618), (258, 1901040), (267, 1836960), (288, 1703015), (344, 1425780), (356, 1377720), (360, 1362412), (387, 1267360), (430, 1140624), (445, 1102176), (480, 1021809), (516, 950520), (534, 918480), (645, 760416), (688, 712890), (712, 688860), (720, 681206), (774, 633680), (801, 612320), (860, 570312), (890, 551088), (1032, 475260), (1068, 459240), (1290, 380208), (1335, 367392), (1376, 356445), (1424, 344430), (1440, 340603), (1548, 316840), (1602, 306160), (1720, 285156), (1780, 275544), (1935, 253472), (2064, 237630), (2136, 229620), (2580, 190104), (2670, 183696), (2848, 172215), (3096, 158420), (3204, 153080), (3440, 142578), (3560, 137772), (3827, 128160), (3870, 126736), (4005, 122464), (4128, 118815), (4272, 114810), (5160, 95052), (5340, 91848), (6192, 79210), (6408, 76540), (6880, 71289), (7120, 68886), (7654, 64080), (7740, 63368), (7921, 61920), (8010, 61232), (8544, 57405), (10320, 47526), (10680, 45924), (11481, 42720), (12384, 39605), (12816, 38270), (14240, 34443), (15308, 32040), (15480, 31684), (15842, 30960), (16020, 30616), (19135, 25632), (20640, 23763), (21360, 22962)]