620791560

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{30253}}^1$

素因数の和:30292

約数の個数: 128

約数和(自身を含む): 2178288000

約数和(自身を除く): 1557496440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 90, 95, 108, 114, 120, 135, 152, 171, 180, 190, 216, 228, 270, 285, 342, 360, 380, 456, 513, 540, 570, 684, 760, 855, 1026, 1080, 1140, 1368, 1710, 2052, 2280, 2565, 3420, 4104, 5130, 6840, 10260, 20520, 30253, 60506, 90759, 121012, 151265, 181518, 242024, 272277, 302530, 363036, 453795, 544554, 574807, 605060, 726072, 816831, 907590, 1089108, 1149614, 1210120, 1361385, 1633662, 1724421, 1815180, 2178216, 2299228, 2722770, 2874035, 3267324, 3448842, 3630360, 4084155, 4598456, 5173263, 5445540, 5748070, 6534648, 6897684, 8168310, 8622105, 10346526, 10891080, 11496140, 13795368, 15519789, 16336620, 17244210, 20693052, 22992280, 25866315, 31039578, 32673240, 34488420, 41386104, 51732630, 62079156, 68976840, 77598945, 103465260, 124158312, 155197890, 206930520, 310395780, 620791560]

約数ペア:

[(1, 620791560), (2, 310395780), (3, 206930520), (4, 155197890), (5, 124158312), (6, 103465260), (8, 77598945), (9, 68976840), (10, 62079156), (12, 51732630), (15, 41386104), (18, 34488420), (19, 32673240), (20, 31039578), (24, 25866315), (27, 22992280), (30, 20693052), (36, 17244210), (38, 16336620), (40, 15519789), (45, 13795368), (54, 11496140), (57, 10891080), (60, 10346526), (72, 8622105), (76, 8168310), (90, 6897684), (95, 6534648), (108, 5748070), (114, 5445540), (120, 5173263), (135, 4598456), (152, 4084155), (171, 3630360), (180, 3448842), (190, 3267324), (216, 2874035), (228, 2722770), (270, 2299228), (285, 2178216), (342, 1815180), (360, 1724421), (380, 1633662), (456, 1361385), (513, 1210120), (540, 1149614), (570, 1089108), (684, 907590), (760, 816831), (855, 726072), (1026, 605060), (1080, 574807), (1140, 544554), (1368, 453795), (1710, 363036), (2052, 302530), (2280, 272277), (2565, 242024), (3420, 181518), (4104, 151265), (5130, 121012), (6840, 90759), (10260, 60506), (20520, 30253)]