128219100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{811}}^1$

素因数の和:876

約数の個数: 144

約数和(自身を含む): 405974016

約数和(自身を除く): 277754916

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 25, 30, 31, 34, 50, 51, 60, 62, 68, 75, 85, 93, 100, 102, 124, 150, 155, 170, 186, 204, 255, 300, 310, 340, 372, 425, 465, 510, 527, 620, 775, 811, 850, 930, 1020, 1054, 1275, 1550, 1581, 1622, 1700, 1860, 2108, 2325, 2433, 2550, 2635, 3100, 3162, 3244, 4055, 4650, 4866, 5100, 5270, 6324, 7905, 8110, 9300, 9732, 10540, 12165, 13175, 13787, 15810, 16220, 20275, 24330, 25141, 26350, 27574, 31620, 39525, 40550, 41361, 48660, 50282, 52700, 55148, 60825, 68935, 75423, 79050, 81100, 82722, 100564, 121650, 125705, 137870, 150846, 158100, 165444, 206805, 243300, 251410, 275740, 301692, 344675, 377115, 413610, 427397, 502820, 628525, 689350, 754230, 827220, 854794, 1034025, 1257050, 1282191, 1378700, 1508460, 1709588, 1885575, 2068050, 2136985, 2514100, 2564382, 3771150, 4136100, 4273970, 5128764, 6410955, 7542300, 8547940, 10684925, 12821910, 21369850, 25643820, 32054775, 42739700, 64109550, 128219100]

約数ペア:

[(1, 128219100), (2, 64109550), (3, 42739700), (4, 32054775), (5, 25643820), (6, 21369850), (10, 12821910), (12, 10684925), (15, 8547940), (17, 7542300), (20, 6410955), (25, 5128764), (30, 4273970), (31, 4136100), (34, 3771150), (50, 2564382), (51, 2514100), (60, 2136985), (62, 2068050), (68, 1885575), (75, 1709588), (85, 1508460), (93, 1378700), (100, 1282191), (102, 1257050), (124, 1034025), (150, 854794), (155, 827220), (170, 754230), (186, 689350), (204, 628525), (255, 502820), (300, 427397), (310, 413610), (340, 377115), (372, 344675), (425, 301692), (465, 275740), (510, 251410), (527, 243300), (620, 206805), (775, 165444), (811, 158100), (850, 150846), (930, 137870), (1020, 125705), (1054, 121650), (1275, 100564), (1550, 82722), (1581, 81100), (1622, 79050), (1700, 75423), (1860, 68935), (2108, 60825), (2325, 55148), (2433, 52700), (2550, 50282), (2635, 48660), (3100, 41361), (3162, 40550), (3244, 39525), (4055, 31620), (4650, 27574), (4866, 26350), (5100, 25141), (5270, 24330), (6324, 20275), (7905, 16220), (8110, 15810), (9300, 13787), (9732, 13175), (10540, 12165)]