78222300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{647}}^1$

素因数の和:708

約数の個数: 144

約数和(自身を含む): 251983872

約数和(自身を除く): 173761572

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 31, 39, 50, 52, 60, 62, 65, 75, 78, 93, 100, 124, 130, 150, 155, 156, 186, 195, 260, 300, 310, 325, 372, 390, 403, 465, 620, 647, 650, 775, 780, 806, 930, 975, 1209, 1294, 1300, 1550, 1612, 1860, 1941, 1950, 2015, 2325, 2418, 2588, 3100, 3235, 3882, 3900, 4030, 4650, 4836, 6045, 6470, 7764, 8060, 8411, 9300, 9705, 10075, 12090, 12940, 16175, 16822, 19410, 20057, 20150, 24180, 25233, 30225, 32350, 33644, 38820, 40114, 40300, 42055, 48525, 50466, 60171, 60450, 64700, 80228, 84110, 97050, 100285, 100932, 120342, 120900, 126165, 168220, 194100, 200570, 210275, 240684, 252330, 260741, 300855, 401140, 420550, 501425, 504660, 521482, 601710, 630825, 782223, 841100, 1002850, 1042964, 1203420, 1261650, 1303705, 1504275, 1564446, 2005700, 2523300, 2607410, 3008550, 3128892, 3911115, 5214820, 6017100, 6518525, 7822230, 13037050, 15644460, 19555575, 26074100, 39111150, 78222300]

約数ペア:

[(1, 78222300), (2, 39111150), (3, 26074100), (4, 19555575), (5, 15644460), (6, 13037050), (10, 7822230), (12, 6518525), (13, 6017100), (15, 5214820), (20, 3911115), (25, 3128892), (26, 3008550), (30, 2607410), (31, 2523300), (39, 2005700), (50, 1564446), (52, 1504275), (60, 1303705), (62, 1261650), (65, 1203420), (75, 1042964), (78, 1002850), (93, 841100), (100, 782223), (124, 630825), (130, 601710), (150, 521482), (155, 504660), (156, 501425), (186, 420550), (195, 401140), (260, 300855), (300, 260741), (310, 252330), (325, 240684), (372, 210275), (390, 200570), (403, 194100), (465, 168220), (620, 126165), (647, 120900), (650, 120342), (775, 100932), (780, 100285), (806, 97050), (930, 84110), (975, 80228), (1209, 64700), (1294, 60450), (1300, 60171), (1550, 50466), (1612, 48525), (1860, 42055), (1941, 40300), (1950, 40114), (2015, 38820), (2325, 33644), (2418, 32350), (2588, 30225), (3100, 25233), (3235, 24180), (3882, 20150), (3900, 20057), (4030, 19410), (4650, 16822), (4836, 16175), (6045, 12940), (6470, 12090), (7764, 10075), (8060, 9705), (8411, 9300)]