81918240

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{10039}}^1$

素因数の和:10074

約数の個数: 96

約数和(自身を含む): 273248640

約数和(自身を除く): 191330400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 68, 80, 85, 96, 102, 120, 136, 160, 170, 204, 240, 255, 272, 340, 408, 480, 510, 544, 680, 816, 1020, 1360, 1632, 2040, 2720, 4080, 8160, 10039, 20078, 30117, 40156, 50195, 60234, 80312, 100390, 120468, 150585, 160624, 170663, 200780, 240936, 301170, 321248, 341326, 401560, 481872, 511989, 602340, 682652, 803120, 853315, 963744, 1023978, 1204680, 1365304, 1606240, 1706630, 2047956, 2409360, 2559945, 2730608, 3413260, 4095912, 4818720, 5119890, 5461216, 6826520, 8191824, 10239780, 13653040, 16383648, 20479560, 27306080, 40959120, 81918240]

約数ペア:

[(1, 81918240), (2, 40959120), (3, 27306080), (4, 20479560), (5, 16383648), (6, 13653040), (8, 10239780), (10, 8191824), (12, 6826520), (15, 5461216), (16, 5119890), (17, 4818720), (20, 4095912), (24, 3413260), (30, 2730608), (32, 2559945), (34, 2409360), (40, 2047956), (48, 1706630), (51, 1606240), (60, 1365304), (68, 1204680), (80, 1023978), (85, 963744), (96, 853315), (102, 803120), (120, 682652), (136, 602340), (160, 511989), (170, 481872), (204, 401560), (240, 341326), (255, 321248), (272, 301170), (340, 240936), (408, 200780), (480, 170663), (510, 160624), (544, 150585), (680, 120468), (816, 100390), (1020, 80312), (1360, 60234), (1632, 50195), (2040, 40156), (2720, 30117), (4080, 20078), (8160, 10039)]