206865540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{8641}}^1$

素因数の和:8682

約数の個数: 144

約数和(自身を含む): 754965120

約数和(自身を除く): 548099580

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 70, 76, 84, 90, 95, 105, 114, 126, 133, 140, 171, 180, 190, 210, 228, 252, 266, 285, 315, 342, 380, 399, 420, 532, 570, 630, 665, 684, 798, 855, 1140, 1197, 1260, 1330, 1596, 1710, 1995, 2394, 2660, 3420, 3990, 4788, 5985, 7980, 8641, 11970, 17282, 23940, 25923, 34564, 43205, 51846, 60487, 77769, 86410, 103692, 120974, 129615, 155538, 164179, 172820, 181461, 241948, 259230, 302435, 311076, 328358, 362922, 388845, 492537, 518460, 544383, 604870, 656716, 725844, 777690, 820895, 907305, 985074, 1088766, 1149253, 1209740, 1477611, 1555380, 1641790, 1814610, 1970148, 2177532, 2298506, 2462685, 2721915, 2955222, 3283580, 3447759, 3629220, 4597012, 4925370, 5443830, 5746265, 5910444, 6895518, 7388055, 9850740, 10343277, 10887660, 11492530, 13791036, 14776110, 17238795, 20686554, 22985060, 29552220, 34477590, 41373108, 51716385, 68955180, 103432770, 206865540]

約数ペア:

[(1, 206865540), (2, 103432770), (3, 68955180), (4, 51716385), (5, 41373108), (6, 34477590), (7, 29552220), (9, 22985060), (10, 20686554), (12, 17238795), (14, 14776110), (15, 13791036), (18, 11492530), (19, 10887660), (20, 10343277), (21, 9850740), (28, 7388055), (30, 6895518), (35, 5910444), (36, 5746265), (38, 5443830), (42, 4925370), (45, 4597012), (57, 3629220), (60, 3447759), (63, 3283580), (70, 2955222), (76, 2721915), (84, 2462685), (90, 2298506), (95, 2177532), (105, 1970148), (114, 1814610), (126, 1641790), (133, 1555380), (140, 1477611), (171, 1209740), (180, 1149253), (190, 1088766), (210, 985074), (228, 907305), (252, 820895), (266, 777690), (285, 725844), (315, 656716), (342, 604870), (380, 544383), (399, 518460), (420, 492537), (532, 388845), (570, 362922), (630, 328358), (665, 311076), (684, 302435), (798, 259230), (855, 241948), (1140, 181461), (1197, 172820), (1260, 164179), (1330, 155538), (1596, 129615), (1710, 120974), (1995, 103692), (2394, 86410), (2660, 77769), (3420, 60487), (3990, 51846), (4788, 43205), (5985, 34564), (7980, 25923), (8641, 23940), (11970, 17282)]