205344300

素因数分解:

$2^2\times 3^1\times 5^2\times 7^2\times {\mathrm{61}}^1\times {\mathrm{229}}^1$

素因数の和:321

約数の個数: 216

約数和(自身を含む): 705527760

約数和(自身を除く): 500183460

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 49, 50, 60, 61, 70, 75, 84, 98, 100, 105, 122, 140, 147, 150, 175, 183, 196, 210, 229, 244, 245, 294, 300, 305, 350, 366, 420, 427, 458, 490, 525, 588, 610, 687, 700, 732, 735, 854, 915, 916, 980, 1050, 1145, 1220, 1225, 1281, 1374, 1470, 1525, 1603, 1708, 1830, 2100, 2135, 2290, 2450, 2562, 2748, 2940, 2989, 3050, 3206, 3435, 3660, 3675, 4270, 4575, 4580, 4809, 4900, 5124, 5725, 5978, 6100, 6405, 6412, 6870, 7350, 8015, 8540, 8967, 9150, 9618, 10675, 11221, 11450, 11956, 12810, 13740, 13969, 14700, 14945, 16030, 17175, 17934, 18300, 19236, 21350, 22442, 22900, 24045, 25620, 27938, 29890, 32025, 32060, 33663, 34350, 35868, 40075, 41907, 42700, 44835, 44884, 48090, 55876, 56105, 59780, 64050, 67326, 68700, 69845, 74725, 80150, 83814, 89670, 96180, 97783, 112210, 120225, 128100, 134652, 139690, 149450, 160300, 167628, 168315, 179340, 195566, 209535, 224175, 224420, 240450, 279380, 280525, 293349, 298900, 336630, 349225, 391132, 419070, 448350, 480900, 488915, 561050, 586698, 673260, 684481, 698450, 838140, 841575, 896700, 977830, 1047675, 1122100, 1173396, 1368962, 1396900, 1466745, 1683150, 1955660, 2053443, 2095350, 2444575, 2737924, 2933490, 3366300, 3422405, 4106886, 4190700, 4889150, 5866980, 6844810, 7333725, 8213772, 9778300, 10267215, 13689620, 14667450, 17112025, 20534430, 29334900, 34224050, 41068860, 51336075, 68448100, 102672150, 205344300]

約数ペア:

[(1, 205344300), (2, 102672150), (3, 68448100), (4, 51336075), (5, 41068860), (6, 34224050), (7, 29334900), (10, 20534430), (12, 17112025), (14, 14667450), (15, 13689620), (20, 10267215), (21, 9778300), (25, 8213772), (28, 7333725), (30, 6844810), (35, 5866980), (42, 4889150), (49, 4190700), (50, 4106886), (60, 3422405), (61, 3366300), (70, 2933490), (75, 2737924), (84, 2444575), (98, 2095350), (100, 2053443), (105, 1955660), (122, 1683150), (140, 1466745), (147, 1396900), (150, 1368962), (175, 1173396), (183, 1122100), (196, 1047675), (210, 977830), (229, 896700), (244, 841575), (245, 838140), (294, 698450), (300, 684481), (305, 673260), (350, 586698), (366, 561050), (420, 488915), (427, 480900), (458, 448350), (490, 419070), (525, 391132), (588, 349225), (610, 336630), (687, 298900), (700, 293349), (732, 280525), (735, 279380), (854, 240450), (915, 224420), (916, 224175), (980, 209535), (1050, 195566), (1145, 179340), (1220, 168315), (1225, 167628), (1281, 160300), (1374, 149450), (1470, 139690), (1525, 134652), (1603, 128100), (1708, 120225), (1830, 112210), (2100, 97783), (2135, 96180), (2290, 89670), (2450, 83814), (2562, 80150), (2748, 74725), (2940, 69845), (2989, 68700), (3050, 67326), (3206, 64050), (3435, 59780), (3660, 56105), (3675, 55876), (4270, 48090), (4575, 44884), (4580, 44835), (4809, 42700), (4900, 41907), (5124, 40075), (5725, 35868), (5978, 34350), (6100, 33663), (6405, 32060), (6412, 32025), (6870, 29890), (7350, 27938), (8015, 25620), (8540, 24045), (8967, 22900), (9150, 22442), (9618, 21350), (10675, 19236), (11221, 18300), (11450, 17934), (11956, 17175), (12810, 16030), (13740, 14945), (13969, 14700)]