220156020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{229}}^1$

素因数の和:367

約数の個数: 216

約数和(自身を含む): 787386600

約数和(自身を除く): 567230580

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 109, 126, 140, 147, 180, 196, 210, 218, 229, 245, 252, 294, 315, 327, 420, 436, 441, 458, 490, 545, 588, 630, 654, 687, 735, 763, 882, 916, 980, 981, 1090, 1145, 1260, 1308, 1374, 1470, 1526, 1603, 1635, 1764, 1962, 2061, 2180, 2205, 2289, 2290, 2748, 2940, 3052, 3206, 3270, 3435, 3815, 3924, 4122, 4410, 4578, 4580, 4809, 4905, 5341, 6412, 6540, 6867, 6870, 7630, 8015, 8244, 8820, 9156, 9618, 9810, 10305, 10682, 11221, 11445, 13734, 13740, 14427, 15260, 16023, 16030, 19236, 19620, 20610, 21364, 22442, 22890, 24045, 24961, 26705, 27468, 28854, 32046, 32060, 33663, 34335, 41220, 44884, 45780, 48069, 48090, 49922, 53410, 56105, 57708, 64092, 67326, 68670, 72135, 74883, 80115, 96138, 96180, 99844, 100989, 106820, 112210, 124805, 134652, 137340, 144270, 149766, 160230, 168315, 174727, 192276, 201978, 224420, 224649, 240345, 249610, 288540, 299532, 320460, 336630, 349454, 374415, 403956, 449298, 480690, 499220, 504945, 524181, 673260, 698908, 748830, 873635, 898596, 961380, 1009890, 1048362, 1123245, 1223089, 1497660, 1572543, 1747270, 2019780, 2096724, 2246490, 2446178, 2620905, 3145086, 3494540, 3669267, 4492980, 4892356, 5241810, 6115445, 6290172, 7338534, 7862715, 10483620, 11007801, 12230890, 14677068, 15725430, 18346335, 22015602, 24461780, 31450860, 36692670, 44031204, 55039005, 73385340, 110078010, 220156020]

約数ペア:

[(1, 220156020), (2, 110078010), (3, 73385340), (4, 55039005), (5, 44031204), (6, 36692670), (7, 31450860), (9, 24461780), (10, 22015602), (12, 18346335), (14, 15725430), (15, 14677068), (18, 12230890), (20, 11007801), (21, 10483620), (28, 7862715), (30, 7338534), (35, 6290172), (36, 6115445), (42, 5241810), (45, 4892356), (49, 4492980), (60, 3669267), (63, 3494540), (70, 3145086), (84, 2620905), (90, 2446178), (98, 2246490), (105, 2096724), (109, 2019780), (126, 1747270), (140, 1572543), (147, 1497660), (180, 1223089), (196, 1123245), (210, 1048362), (218, 1009890), (229, 961380), (245, 898596), (252, 873635), (294, 748830), (315, 698908), (327, 673260), (420, 524181), (436, 504945), (441, 499220), (458, 480690), (490, 449298), (545, 403956), (588, 374415), (630, 349454), (654, 336630), (687, 320460), (735, 299532), (763, 288540), (882, 249610), (916, 240345), (980, 224649), (981, 224420), (1090, 201978), (1145, 192276), (1260, 174727), (1308, 168315), (1374, 160230), (1470, 149766), (1526, 144270), (1603, 137340), (1635, 134652), (1764, 124805), (1962, 112210), (2061, 106820), (2180, 100989), (2205, 99844), (2289, 96180), (2290, 96138), (2748, 80115), (2940, 74883), (3052, 72135), (3206, 68670), (3270, 67326), (3435, 64092), (3815, 57708), (3924, 56105), (4122, 53410), (4410, 49922), (4578, 48090), (4580, 48069), (4809, 45780), (4905, 44884), (5341, 41220), (6412, 34335), (6540, 33663), (6867, 32060), (6870, 32046), (7630, 28854), (8015, 27468), (8244, 26705), (8820, 24961), (9156, 24045), (9618, 22890), (9810, 22442), (10305, 21364), (10682, 20610), (11221, 19620), (11445, 19236), (13734, 16030), (13740, 16023), (14427, 15260)]