78689100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^2\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:185

約数の個数: 216

約数和(自身を含む): 272513808

約数和(自身を除く): 193824708

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 49, 50, 53, 60, 70, 75, 84, 98, 100, 101, 105, 106, 140, 147, 150, 159, 175, 196, 202, 210, 212, 245, 265, 294, 300, 303, 318, 350, 371, 404, 420, 490, 505, 525, 530, 588, 606, 636, 700, 707, 735, 742, 795, 980, 1010, 1050, 1060, 1113, 1212, 1225, 1325, 1414, 1470, 1484, 1515, 1590, 1855, 2020, 2100, 2121, 2226, 2450, 2525, 2597, 2650, 2828, 2940, 3030, 3180, 3535, 3675, 3710, 3975, 4242, 4452, 4900, 4949, 5050, 5194, 5300, 5353, 5565, 6060, 7070, 7350, 7420, 7575, 7791, 7950, 8484, 9275, 9898, 10100, 10388, 10605, 10706, 11130, 12985, 14140, 14700, 14847, 15150, 15582, 15900, 16059, 17675, 18550, 19796, 21210, 21412, 22260, 24745, 25970, 26765, 27825, 29694, 30300, 31164, 32118, 35350, 37100, 37471, 38955, 42420, 49490, 51940, 53025, 53530, 55650, 59388, 64236, 64925, 70700, 74235, 74942, 77910, 80295, 98980, 106050, 107060, 111300, 112413, 123725, 129850, 133825, 148470, 149884, 155820, 160590, 187355, 194775, 212100, 224826, 247450, 259700, 262297, 267650, 296940, 321180, 371175, 374710, 389550, 401475, 449652, 494900, 524594, 535300, 562065, 742350, 749420, 779100, 786891, 802950, 936775, 1049188, 1124130, 1311485, 1484700, 1573782, 1605900, 1873550, 2248260, 2622970, 2810325, 3147564, 3747100, 3934455, 5245940, 5620650, 6557425, 7868910, 11241300, 13114850, 15737820, 19672275, 26229700, 39344550, 78689100]

約数ペア:

[(1, 78689100), (2, 39344550), (3, 26229700), (4, 19672275), (5, 15737820), (6, 13114850), (7, 11241300), (10, 7868910), (12, 6557425), (14, 5620650), (15, 5245940), (20, 3934455), (21, 3747100), (25, 3147564), (28, 2810325), (30, 2622970), (35, 2248260), (42, 1873550), (49, 1605900), (50, 1573782), (53, 1484700), (60, 1311485), (70, 1124130), (75, 1049188), (84, 936775), (98, 802950), (100, 786891), (101, 779100), (105, 749420), (106, 742350), (140, 562065), (147, 535300), (150, 524594), (159, 494900), (175, 449652), (196, 401475), (202, 389550), (210, 374710), (212, 371175), (245, 321180), (265, 296940), (294, 267650), (300, 262297), (303, 259700), (318, 247450), (350, 224826), (371, 212100), (404, 194775), (420, 187355), (490, 160590), (505, 155820), (525, 149884), (530, 148470), (588, 133825), (606, 129850), (636, 123725), (700, 112413), (707, 111300), (735, 107060), (742, 106050), (795, 98980), (980, 80295), (1010, 77910), (1050, 74942), (1060, 74235), (1113, 70700), (1212, 64925), (1225, 64236), (1325, 59388), (1414, 55650), (1470, 53530), (1484, 53025), (1515, 51940), (1590, 49490), (1855, 42420), (2020, 38955), (2100, 37471), (2121, 37100), (2226, 35350), (2450, 32118), (2525, 31164), (2597, 30300), (2650, 29694), (2828, 27825), (2940, 26765), (3030, 25970), (3180, 24745), (3535, 22260), (3675, 21412), (3710, 21210), (3975, 19796), (4242, 18550), (4452, 17675), (4900, 16059), (4949, 15900), (5050, 15582), (5194, 15150), (5300, 14847), (5353, 14700), (5565, 14140), (6060, 12985), (7070, 11130), (7350, 10706), (7420, 10605), (7575, 10388), (7791, 10100), (7950, 9898), (8484, 9275)]