28826700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:121

約数の個数: 216

約数和(自身を含む): 101524752

約数和(自身を除く): 72698052

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 37, 42, 49, 50, 53, 60, 70, 74, 75, 84, 98, 100, 105, 106, 111, 140, 147, 148, 150, 159, 175, 185, 196, 210, 212, 222, 245, 259, 265, 294, 300, 318, 350, 370, 371, 420, 444, 490, 518, 525, 530, 555, 588, 636, 700, 735, 740, 742, 777, 795, 925, 980, 1036, 1050, 1060, 1110, 1113, 1225, 1295, 1325, 1470, 1484, 1554, 1590, 1813, 1850, 1855, 1961, 2100, 2220, 2226, 2450, 2590, 2597, 2650, 2775, 2940, 3108, 3180, 3626, 3675, 3700, 3710, 3885, 3922, 3975, 4452, 4900, 5180, 5194, 5300, 5439, 5550, 5565, 5883, 6475, 7252, 7350, 7420, 7770, 7791, 7844, 7950, 9065, 9275, 9805, 10388, 10878, 11100, 11130, 11766, 12950, 12985, 13727, 14700, 15540, 15582, 15900, 18130, 18550, 19425, 19610, 21756, 22260, 23532, 25900, 25970, 27195, 27454, 27825, 29415, 31164, 36260, 37100, 38850, 38955, 39220, 41181, 45325, 49025, 51940, 54390, 54908, 55650, 58830, 64925, 68635, 77700, 77910, 82362, 90650, 96089, 98050, 108780, 111300, 117660, 129850, 135975, 137270, 147075, 155820, 164724, 181300, 192178, 194775, 196100, 205905, 259700, 271950, 274540, 288267, 294150, 343175, 384356, 389550, 411810, 480445, 543900, 576534, 588300, 686350, 779100, 823620, 960890, 1029525, 1153068, 1372700, 1441335, 1921780, 2059050, 2402225, 2882670, 4118100, 4804450, 5765340, 7206675, 9608900, 14413350, 28826700]

約数ペア:

[(1, 28826700), (2, 14413350), (3, 9608900), (4, 7206675), (5, 5765340), (6, 4804450), (7, 4118100), (10, 2882670), (12, 2402225), (14, 2059050), (15, 1921780), (20, 1441335), (21, 1372700), (25, 1153068), (28, 1029525), (30, 960890), (35, 823620), (37, 779100), (42, 686350), (49, 588300), (50, 576534), (53, 543900), (60, 480445), (70, 411810), (74, 389550), (75, 384356), (84, 343175), (98, 294150), (100, 288267), (105, 274540), (106, 271950), (111, 259700), (140, 205905), (147, 196100), (148, 194775), (150, 192178), (159, 181300), (175, 164724), (185, 155820), (196, 147075), (210, 137270), (212, 135975), (222, 129850), (245, 117660), (259, 111300), (265, 108780), (294, 98050), (300, 96089), (318, 90650), (350, 82362), (370, 77910), (371, 77700), (420, 68635), (444, 64925), (490, 58830), (518, 55650), (525, 54908), (530, 54390), (555, 51940), (588, 49025), (636, 45325), (700, 41181), (735, 39220), (740, 38955), (742, 38850), (777, 37100), (795, 36260), (925, 31164), (980, 29415), (1036, 27825), (1050, 27454), (1060, 27195), (1110, 25970), (1113, 25900), (1225, 23532), (1295, 22260), (1325, 21756), (1470, 19610), (1484, 19425), (1554, 18550), (1590, 18130), (1813, 15900), (1850, 15582), (1855, 15540), (1961, 14700), (2100, 13727), (2220, 12985), (2226, 12950), (2450, 11766), (2590, 11130), (2597, 11100), (2650, 10878), (2775, 10388), (2940, 9805), (3108, 9275), (3180, 9065), (3626, 7950), (3675, 7844), (3700, 7791), (3710, 7770), (3885, 7420), (3922, 7350), (3975, 7252), (4452, 6475), (4900, 5883), (5180, 5565), (5194, 5550), (5300, 5439)]