212137380

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1439}}^1$

素因数の和:1480

約数の個数: 240

約数和(自身を含む): 819624960

約数和(自身を除く): 607487580

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 27, 28, 30, 35, 36, 39, 42, 45, 52, 54, 60, 63, 65, 70, 78, 81, 84, 90, 91, 105, 108, 117, 126, 130, 135, 140, 156, 162, 180, 182, 189, 195, 210, 234, 252, 260, 270, 273, 315, 324, 351, 364, 378, 390, 405, 420, 455, 468, 540, 546, 567, 585, 630, 702, 756, 780, 810, 819, 910, 945, 1053, 1092, 1134, 1170, 1260, 1365, 1404, 1439, 1620, 1638, 1755, 1820, 1890, 2106, 2268, 2340, 2457, 2730, 2835, 2878, 3276, 3510, 3780, 4095, 4212, 4317, 4914, 5265, 5460, 5670, 5756, 7020, 7195, 7371, 8190, 8634, 9828, 10073, 10530, 11340, 12285, 12951, 14390, 14742, 16380, 17268, 18707, 20146, 21060, 21585, 24570, 25902, 28780, 29484, 30219, 36855, 37414, 38853, 40292, 43170, 49140, 50365, 51804, 56121, 60438, 64755, 73710, 74828, 77706, 86340, 90657, 93535, 100730, 112242, 116559, 120876, 129510, 130949, 147420, 151095, 155412, 168363, 181314, 187070, 194265, 201460, 224484, 233118, 259020, 261898, 271971, 280605, 302190, 336726, 362628, 374140, 388530, 392847, 453285, 466236, 505089, 523796, 543942, 561210, 582795, 604380, 654745, 673452, 777060, 785694, 815913, 841815, 906570, 1010178, 1087884, 1122420, 1165590, 1178541, 1309490, 1359855, 1515267, 1571388, 1631826, 1683630, 1813140, 1964235, 2020356, 2331180, 2357082, 2525445, 2618980, 2719710, 3030534, 3263652, 3367260, 3535623, 3928470, 4079565, 4714164, 5050890, 5439420, 5892705, 6061068, 7071246, 7576335, 7856940, 8159130, 10101780, 10606869, 11785410, 14142492, 15152670, 16318260, 17678115, 21213738, 23570820, 30305340, 35356230, 42427476, 53034345, 70712460, 106068690, 212137380]

約数ペア:

[(1, 212137380), (2, 106068690), (3, 70712460), (4, 53034345), (5, 42427476), (6, 35356230), (7, 30305340), (9, 23570820), (10, 21213738), (12, 17678115), (13, 16318260), (14, 15152670), (15, 14142492), (18, 11785410), (20, 10606869), (21, 10101780), (26, 8159130), (27, 7856940), (28, 7576335), (30, 7071246), (35, 6061068), (36, 5892705), (39, 5439420), (42, 5050890), (45, 4714164), (52, 4079565), (54, 3928470), (60, 3535623), (63, 3367260), (65, 3263652), (70, 3030534), (78, 2719710), (81, 2618980), (84, 2525445), (90, 2357082), (91, 2331180), (105, 2020356), (108, 1964235), (117, 1813140), (126, 1683630), (130, 1631826), (135, 1571388), (140, 1515267), (156, 1359855), (162, 1309490), (180, 1178541), (182, 1165590), (189, 1122420), (195, 1087884), (210, 1010178), (234, 906570), (252, 841815), (260, 815913), (270, 785694), (273, 777060), (315, 673452), (324, 654745), (351, 604380), (364, 582795), (378, 561210), (390, 543942), (405, 523796), (420, 505089), (455, 466236), (468, 453285), (540, 392847), (546, 388530), (567, 374140), (585, 362628), (630, 336726), (702, 302190), (756, 280605), (780, 271971), (810, 261898), (819, 259020), (910, 233118), (945, 224484), (1053, 201460), (1092, 194265), (1134, 187070), (1170, 181314), (1260, 168363), (1365, 155412), (1404, 151095), (1439, 147420), (1620, 130949), (1638, 129510), (1755, 120876), (1820, 116559), (1890, 112242), (2106, 100730), (2268, 93535), (2340, 90657), (2457, 86340), (2730, 77706), (2835, 74828), (2878, 73710), (3276, 64755), (3510, 60438), (3780, 56121), (4095, 51804), (4212, 50365), (4317, 49140), (4914, 43170), (5265, 40292), (5460, 38853), (5670, 37414), (5756, 36855), (7020, 30219), (7195, 29484), (7371, 28780), (8190, 25902), (8634, 24570), (9828, 21585), (10073, 21060), (10530, 20146), (11340, 18707), (12285, 17268), (12951, 16380), (14390, 14742)]