204894300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{491}}^1$

素因数の和:628

約数の個数: 144

約数和(自身を含む): 645708672

約数和(自身を除く): 440814372

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 107, 130, 150, 156, 195, 214, 260, 300, 321, 325, 390, 428, 491, 535, 642, 650, 780, 975, 982, 1070, 1284, 1300, 1391, 1473, 1605, 1950, 1964, 2140, 2455, 2675, 2782, 2946, 3210, 3900, 4173, 4910, 5350, 5564, 5892, 6383, 6420, 6955, 7365, 8025, 8346, 9820, 10700, 12275, 12766, 13910, 14730, 16050, 16692, 19149, 20865, 24550, 25532, 27820, 29460, 31915, 32100, 34775, 36825, 38298, 41730, 49100, 52537, 63830, 69550, 73650, 76596, 83460, 95745, 104325, 105074, 127660, 139100, 147300, 157611, 159575, 191490, 208650, 210148, 262685, 315222, 319150, 382980, 417300, 478725, 525370, 630444, 638300, 682981, 788055, 957450, 1050740, 1313425, 1365962, 1576110, 1914900, 2048943, 2626850, 2731924, 3152220, 3414905, 3940275, 4097886, 5253700, 6829810, 7880550, 8195772, 10244715, 13659620, 15761100, 17074525, 20489430, 34149050, 40978860, 51223575, 68298100, 102447150, 204894300]

約数ペア:

[(1, 204894300), (2, 102447150), (3, 68298100), (4, 51223575), (5, 40978860), (6, 34149050), (10, 20489430), (12, 17074525), (13, 15761100), (15, 13659620), (20, 10244715), (25, 8195772), (26, 7880550), (30, 6829810), (39, 5253700), (50, 4097886), (52, 3940275), (60, 3414905), (65, 3152220), (75, 2731924), (78, 2626850), (100, 2048943), (107, 1914900), (130, 1576110), (150, 1365962), (156, 1313425), (195, 1050740), (214, 957450), (260, 788055), (300, 682981), (321, 638300), (325, 630444), (390, 525370), (428, 478725), (491, 417300), (535, 382980), (642, 319150), (650, 315222), (780, 262685), (975, 210148), (982, 208650), (1070, 191490), (1284, 159575), (1300, 157611), (1391, 147300), (1473, 139100), (1605, 127660), (1950, 105074), (1964, 104325), (2140, 95745), (2455, 83460), (2675, 76596), (2782, 73650), (2946, 69550), (3210, 63830), (3900, 52537), (4173, 49100), (4910, 41730), (5350, 38298), (5564, 36825), (5892, 34775), (6383, 32100), (6420, 31915), (6955, 29460), (7365, 27820), (8025, 25532), (8346, 24550), (9820, 20865), (10700, 19149), (12275, 16692), (12766, 16050), (13910, 14730)]