628818120

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{83177}}^1$

素因数の和:83204

約数の個数: 128

約数和(自身を含む): 2395526400

約数和(自身を除く): 1766708280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 83177, 166354, 249531, 332708, 415885, 499062, 582239, 665416, 748593, 831770, 998124, 1164478, 1247655, 1497186, 1663540, 1746717, 1996248, 2245779, 2328956, 2495310, 2911195, 2994372, 3327080, 3493434, 3742965, 4491558, 4657912, 4990620, 5240151, 5822390, 5988744, 6986868, 7485930, 8733585, 8983116, 9981240, 10480302, 11228895, 11644780, 13973736, 14971860, 15720453, 17467170, 17966232, 20960604, 22457790, 23289560, 26200755, 29943720, 31440906, 34934340, 41921208, 44915580, 52401510, 62881812, 69868680, 78602265, 89831160, 104803020, 125763624, 157204530, 209606040, 314409060, 628818120]

約数ペア:

[(1, 628818120), (2, 314409060), (3, 209606040), (4, 157204530), (5, 125763624), (6, 104803020), (7, 89831160), (8, 78602265), (9, 69868680), (10, 62881812), (12, 52401510), (14, 44915580), (15, 41921208), (18, 34934340), (20, 31440906), (21, 29943720), (24, 26200755), (27, 23289560), (28, 22457790), (30, 20960604), (35, 17966232), (36, 17467170), (40, 15720453), (42, 14971860), (45, 13973736), (54, 11644780), (56, 11228895), (60, 10480302), (63, 9981240), (70, 8983116), (72, 8733585), (84, 7485930), (90, 6986868), (105, 5988744), (108, 5822390), (120, 5240151), (126, 4990620), (135, 4657912), (140, 4491558), (168, 3742965), (180, 3493434), (189, 3327080), (210, 2994372), (216, 2911195), (252, 2495310), (270, 2328956), (280, 2245779), (315, 1996248), (360, 1746717), (378, 1663540), (420, 1497186), (504, 1247655), (540, 1164478), (630, 998124), (756, 831770), (840, 748593), (945, 665416), (1080, 582239), (1260, 499062), (1512, 415885), (1890, 332708), (2520, 249531), (3780, 166354), (7560, 83177)]