245891100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{9007}}^1$

素因数の和:9044

約数の個数: 144

約数和(自身を含む): 875721728

約数和(自身を除く): 629830628

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 25, 26, 28, 30, 35, 39, 42, 50, 52, 60, 65, 70, 75, 78, 84, 91, 100, 105, 130, 140, 150, 156, 175, 182, 195, 210, 260, 273, 300, 325, 350, 364, 390, 420, 455, 525, 546, 650, 700, 780, 910, 975, 1050, 1092, 1300, 1365, 1820, 1950, 2100, 2275, 2730, 3900, 4550, 5460, 6825, 9007, 9100, 13650, 18014, 27021, 27300, 36028, 45035, 54042, 63049, 90070, 108084, 117091, 126098, 135105, 180140, 189147, 225175, 234182, 252196, 270210, 315245, 351273, 378294, 450350, 468364, 540420, 585455, 630490, 675525, 702546, 756588, 819637, 900700, 945735, 1170910, 1260980, 1351050, 1405092, 1576225, 1639274, 1756365, 1891470, 2341820, 2458911, 2702100, 2927275, 3152450, 3278548, 3512730, 3782940, 4098185, 4728675, 4917822, 5854550, 6304900, 7025460, 8196370, 8781825, 9457350, 9835644, 11709100, 12294555, 16392740, 17563650, 18914700, 20490925, 24589110, 35127300, 40981850, 49178220, 61472775, 81963700, 122945550, 245891100]

約数ペア:

[(1, 245891100), (2, 122945550), (3, 81963700), (4, 61472775), (5, 49178220), (6, 40981850), (7, 35127300), (10, 24589110), (12, 20490925), (13, 18914700), (14, 17563650), (15, 16392740), (20, 12294555), (21, 11709100), (25, 9835644), (26, 9457350), (28, 8781825), (30, 8196370), (35, 7025460), (39, 6304900), (42, 5854550), (50, 4917822), (52, 4728675), (60, 4098185), (65, 3782940), (70, 3512730), (75, 3278548), (78, 3152450), (84, 2927275), (91, 2702100), (100, 2458911), (105, 2341820), (130, 1891470), (140, 1756365), (150, 1639274), (156, 1576225), (175, 1405092), (182, 1351050), (195, 1260980), (210, 1170910), (260, 945735), (273, 900700), (300, 819637), (325, 756588), (350, 702546), (364, 675525), (390, 630490), (420, 585455), (455, 540420), (525, 468364), (546, 450350), (650, 378294), (700, 351273), (780, 315245), (910, 270210), (975, 252196), (1050, 234182), (1092, 225175), (1300, 189147), (1365, 180140), (1820, 135105), (1950, 126098), (2100, 117091), (2275, 108084), (2730, 90070), (3900, 63049), (4550, 54042), (5460, 45035), (6825, 36028), (9007, 27300), (9100, 27021), (13650, 18014)]