128732220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{12547}}^1$

素因数の和:12584

約数の個数: 96

約数和(自身を含む): 421612800

約数和(自身を除く): 292880580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 90, 95, 108, 114, 135, 171, 180, 190, 228, 270, 285, 342, 380, 513, 540, 570, 684, 855, 1026, 1140, 1710, 2052, 2565, 3420, 5130, 10260, 12547, 25094, 37641, 50188, 62735, 75282, 112923, 125470, 150564, 188205, 225846, 238393, 250940, 338769, 376410, 451692, 476786, 564615, 677538, 715179, 752820, 953572, 1129230, 1191965, 1355076, 1430358, 1693845, 2145537, 2258460, 2383930, 2860716, 3387690, 3575895, 4291074, 4767860, 6436611, 6775380, 7151790, 8582148, 10727685, 12873222, 14303580, 21455370, 25746444, 32183055, 42910740, 64366110, 128732220]

約数ペア:

[(1, 128732220), (2, 64366110), (3, 42910740), (4, 32183055), (5, 25746444), (6, 21455370), (9, 14303580), (10, 12873222), (12, 10727685), (15, 8582148), (18, 7151790), (19, 6775380), (20, 6436611), (27, 4767860), (30, 4291074), (36, 3575895), (38, 3387690), (45, 2860716), (54, 2383930), (57, 2258460), (60, 2145537), (76, 1693845), (90, 1430358), (95, 1355076), (108, 1191965), (114, 1129230), (135, 953572), (171, 752820), (180, 715179), (190, 677538), (228, 564615), (270, 476786), (285, 451692), (342, 376410), (380, 338769), (513, 250940), (540, 238393), (570, 225846), (684, 188205), (855, 150564), (1026, 125470), (1140, 112923), (1710, 75282), (2052, 62735), (2565, 50188), (3420, 37641), (5130, 25094), (10260, 12547)]