87711400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:144

約数の個数: 192

約数和(自身を含む): 251412480

約数和(自身を除く): 163701080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 31, 35, 40, 43, 47, 50, 56, 62, 70, 86, 94, 100, 124, 140, 155, 172, 175, 188, 200, 215, 217, 235, 248, 280, 301, 310, 329, 344, 350, 376, 430, 434, 470, 602, 620, 658, 700, 775, 860, 868, 940, 1075, 1085, 1175, 1204, 1240, 1316, 1333, 1400, 1457, 1505, 1550, 1645, 1720, 1736, 1880, 2021, 2150, 2170, 2350, 2408, 2632, 2666, 2914, 3010, 3100, 3290, 4042, 4300, 4340, 4700, 5332, 5425, 5828, 6020, 6200, 6580, 6665, 7285, 7525, 8084, 8225, 8600, 8680, 9331, 9400, 10105, 10199, 10664, 10850, 11656, 12040, 13160, 13330, 14147, 14570, 15050, 16168, 16450, 18662, 20210, 20398, 21700, 26660, 28294, 29140, 30100, 32900, 33325, 36425, 37324, 40420, 40796, 43400, 46655, 50525, 50995, 53320, 56588, 58280, 60200, 62651, 65800, 66650, 70735, 72850, 74648, 80840, 81592, 93310, 101050, 101990, 113176, 125302, 133300, 141470, 145700, 186620, 202100, 203980, 233275, 250604, 254975, 266600, 282940, 291400, 313255, 353675, 373240, 404200, 407960, 438557, 466550, 501208, 509950, 565880, 626510, 707350, 877114, 933100, 1019900, 1253020, 1414700, 1566275, 1754228, 1866200, 2039800, 2192785, 2506040, 2829400, 3132550, 3508456, 4385570, 6265100, 8771140, 10963925, 12530200, 17542280, 21927850, 43855700, 87711400]

約数ペア:

[(1, 87711400), (2, 43855700), (4, 21927850), (5, 17542280), (7, 12530200), (8, 10963925), (10, 8771140), (14, 6265100), (20, 4385570), (25, 3508456), (28, 3132550), (31, 2829400), (35, 2506040), (40, 2192785), (43, 2039800), (47, 1866200), (50, 1754228), (56, 1566275), (62, 1414700), (70, 1253020), (86, 1019900), (94, 933100), (100, 877114), (124, 707350), (140, 626510), (155, 565880), (172, 509950), (175, 501208), (188, 466550), (200, 438557), (215, 407960), (217, 404200), (235, 373240), (248, 353675), (280, 313255), (301, 291400), (310, 282940), (329, 266600), (344, 254975), (350, 250604), (376, 233275), (430, 203980), (434, 202100), (470, 186620), (602, 145700), (620, 141470), (658, 133300), (700, 125302), (775, 113176), (860, 101990), (868, 101050), (940, 93310), (1075, 81592), (1085, 80840), (1175, 74648), (1204, 72850), (1240, 70735), (1316, 66650), (1333, 65800), (1400, 62651), (1457, 60200), (1505, 58280), (1550, 56588), (1645, 53320), (1720, 50995), (1736, 50525), (1880, 46655), (2021, 43400), (2150, 40796), (2170, 40420), (2350, 37324), (2408, 36425), (2632, 33325), (2666, 32900), (2914, 30100), (3010, 29140), (3100, 28294), (3290, 26660), (4042, 21700), (4300, 20398), (4340, 20210), (4700, 18662), (5332, 16450), (5425, 16168), (5828, 15050), (6020, 14570), (6200, 14147), (6580, 13330), (6665, 13160), (7285, 12040), (7525, 11656), (8084, 10850), (8225, 10664), (8600, 10199), (8680, 10105), (9331, 9400)]