218605140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{907}}^1$

素因数の和:1038

約数の個数: 144

約数和(自身を含む): 721838208

約数和(自身を除く): 503233068

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 103, 117, 130, 156, 180, 195, 206, 234, 260, 309, 390, 412, 468, 515, 585, 618, 780, 907, 927, 1030, 1170, 1236, 1339, 1545, 1814, 1854, 2060, 2340, 2678, 2721, 3090, 3628, 3708, 4017, 4535, 4635, 5356, 5442, 6180, 6695, 8034, 8163, 9070, 9270, 10884, 11791, 12051, 13390, 13605, 16068, 16326, 18140, 18540, 20085, 23582, 24102, 26780, 27210, 32652, 35373, 40170, 40815, 47164, 48204, 54420, 58955, 60255, 70746, 80340, 81630, 93421, 106119, 117910, 120510, 141492, 163260, 176865, 186842, 212238, 235820, 241020, 280263, 353730, 373684, 424476, 467105, 530595, 560526, 707460, 840789, 934210, 1061190, 1121052, 1214473, 1401315, 1681578, 1868420, 2122380, 2428946, 2802630, 3363156, 3643419, 4203945, 4857892, 5605260, 6072365, 7286838, 8407890, 10930257, 12144730, 14573676, 16815780, 18217095, 21860514, 24289460, 36434190, 43721028, 54651285, 72868380, 109302570, 218605140]

約数ペア:

[(1, 218605140), (2, 109302570), (3, 72868380), (4, 54651285), (5, 43721028), (6, 36434190), (9, 24289460), (10, 21860514), (12, 18217095), (13, 16815780), (15, 14573676), (18, 12144730), (20, 10930257), (26, 8407890), (30, 7286838), (36, 6072365), (39, 5605260), (45, 4857892), (52, 4203945), (60, 3643419), (65, 3363156), (78, 2802630), (90, 2428946), (103, 2122380), (117, 1868420), (130, 1681578), (156, 1401315), (180, 1214473), (195, 1121052), (206, 1061190), (234, 934210), (260, 840789), (309, 707460), (390, 560526), (412, 530595), (468, 467105), (515, 424476), (585, 373684), (618, 353730), (780, 280263), (907, 241020), (927, 235820), (1030, 212238), (1170, 186842), (1236, 176865), (1339, 163260), (1545, 141492), (1814, 120510), (1854, 117910), (2060, 106119), (2340, 93421), (2678, 81630), (2721, 80340), (3090, 70746), (3628, 60255), (3708, 58955), (4017, 54420), (4535, 48204), (4635, 47164), (5356, 40815), (5442, 40170), (6180, 35373), (6695, 32652), (8034, 27210), (8163, 26780), (9070, 24102), (9270, 23582), (10884, 20085), (11791, 18540), (12051, 18140), (13390, 16326), (13605, 16068)]