155440620

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{229}}^1\times {\mathrm{419}}^1$

素因数の和:669

約数の個数: 120

約数和(自身を含む): 490921200

約数和(自身を除く): 335480580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 229, 270, 324, 405, 419, 458, 540, 687, 810, 838, 916, 1145, 1257, 1374, 1620, 1676, 2061, 2095, 2290, 2514, 2748, 3435, 3771, 4122, 4190, 4580, 5028, 6183, 6285, 6870, 7542, 8244, 8380, 10305, 11313, 12366, 12570, 13740, 15084, 18549, 18855, 20610, 22626, 24732, 25140, 30915, 33939, 37098, 37710, 41220, 45252, 56565, 61830, 67878, 74196, 75420, 92745, 95951, 113130, 123660, 135756, 169695, 185490, 191902, 226260, 287853, 339390, 370980, 383804, 479755, 575706, 678780, 863559, 959510, 1151412, 1439265, 1727118, 1919020, 2590677, 2878530, 3454236, 4317795, 5181354, 5757060, 7772031, 8635590, 10362708, 12953385, 15544062, 17271180, 25906770, 31088124, 38860155, 51813540, 77720310, 155440620]

約数ペア:

[(1, 155440620), (2, 77720310), (3, 51813540), (4, 38860155), (5, 31088124), (6, 25906770), (9, 17271180), (10, 15544062), (12, 12953385), (15, 10362708), (18, 8635590), (20, 7772031), (27, 5757060), (30, 5181354), (36, 4317795), (45, 3454236), (54, 2878530), (60, 2590677), (81, 1919020), (90, 1727118), (108, 1439265), (135, 1151412), (162, 959510), (180, 863559), (229, 678780), (270, 575706), (324, 479755), (405, 383804), (419, 370980), (458, 339390), (540, 287853), (687, 226260), (810, 191902), (838, 185490), (916, 169695), (1145, 135756), (1257, 123660), (1374, 113130), (1620, 95951), (1676, 92745), (2061, 75420), (2095, 74196), (2290, 67878), (2514, 61830), (2748, 56565), (3435, 45252), (3771, 41220), (4122, 37710), (4190, 37098), (4580, 33939), (5028, 30915), (6183, 25140), (6285, 24732), (6870, 22626), (7542, 20610), (8244, 18855), (8380, 18549), (10305, 15084), (11313, 13740), (12366, 12570)]