87979680

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{571}}^1$

素因数の和:699

約数の個数: 144

約数和(自身を含む): 303567264

約数和(自身を除く): 215587584

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 107, 120, 144, 160, 180, 214, 240, 288, 321, 360, 428, 480, 535, 571, 642, 720, 856, 963, 1070, 1142, 1284, 1440, 1605, 1712, 1713, 1926, 2140, 2284, 2568, 2855, 3210, 3424, 3426, 3852, 4280, 4568, 4815, 5136, 5139, 5710, 6420, 6852, 7704, 8560, 8565, 9136, 9630, 10272, 10278, 11420, 12840, 13704, 15408, 17120, 17130, 18272, 19260, 20556, 22840, 25680, 25695, 27408, 30816, 34260, 38520, 41112, 45680, 51360, 51390, 54816, 61097, 68520, 77040, 82224, 91360, 102780, 122194, 137040, 154080, 164448, 183291, 205560, 244388, 274080, 305485, 366582, 411120, 488776, 549873, 610970, 733164, 822240, 916455, 977552, 1099746, 1221940, 1466328, 1832910, 1955104, 2199492, 2443880, 2749365, 2932656, 3665820, 4398984, 4887760, 5498730, 5865312, 7331640, 8797968, 9775520, 10997460, 14663280, 17595936, 21994920, 29326560, 43989840, 87979680]

約数ペア:

[(1, 87979680), (2, 43989840), (3, 29326560), (4, 21994920), (5, 17595936), (6, 14663280), (8, 10997460), (9, 9775520), (10, 8797968), (12, 7331640), (15, 5865312), (16, 5498730), (18, 4887760), (20, 4398984), (24, 3665820), (30, 2932656), (32, 2749365), (36, 2443880), (40, 2199492), (45, 1955104), (48, 1832910), (60, 1466328), (72, 1221940), (80, 1099746), (90, 977552), (96, 916455), (107, 822240), (120, 733164), (144, 610970), (160, 549873), (180, 488776), (214, 411120), (240, 366582), (288, 305485), (321, 274080), (360, 244388), (428, 205560), (480, 183291), (535, 164448), (571, 154080), (642, 137040), (720, 122194), (856, 102780), (963, 91360), (1070, 82224), (1142, 77040), (1284, 68520), (1440, 61097), (1605, 54816), (1712, 51390), (1713, 51360), (1926, 45680), (2140, 41112), (2284, 38520), (2568, 34260), (2855, 30816), (3210, 27408), (3424, 25695), (3426, 25680), (3852, 22840), (4280, 20556), (4568, 19260), (4815, 18272), (5136, 17130), (5139, 17120), (5710, 15408), (6420, 13704), (6852, 12840), (7704, 11420), (8560, 10278), (8565, 10272), (9136, 9630)]