220180170

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{397}}^1$

素因数の和:572

約数の個数: 128

約数和(自身を含む): 641894400

約数和(自身を除く): 421714230

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 95, 105, 114, 133, 139, 190, 210, 266, 278, 285, 397, 399, 417, 570, 665, 695, 794, 798, 834, 973, 1191, 1330, 1390, 1946, 1985, 1995, 2085, 2382, 2641, 2779, 2919, 3970, 3990, 4170, 4865, 5282, 5558, 5838, 5955, 7543, 7923, 8337, 9730, 11910, 13205, 13895, 14595, 15086, 15846, 16674, 18487, 22629, 26410, 27790, 29190, 36974, 37715, 39615, 41685, 45258, 52801, 55183, 55461, 75430, 79230, 83370, 92435, 105602, 110366, 110922, 113145, 158403, 165549, 184870, 226290, 264005, 275915, 277305, 316806, 331098, 386281, 528010, 551830, 554610, 772562, 792015, 827745, 1048477, 1158843, 1584030, 1655490, 1931405, 2096954, 2317686, 3145431, 3862810, 5242385, 5794215, 6290862, 7339339, 10484770, 11588430, 14678678, 15727155, 22018017, 31454310, 36696695, 44036034, 73393390, 110090085, 220180170]

約数ペア:

[(1, 220180170), (2, 110090085), (3, 73393390), (5, 44036034), (6, 36696695), (7, 31454310), (10, 22018017), (14, 15727155), (15, 14678678), (19, 11588430), (21, 10484770), (30, 7339339), (35, 6290862), (38, 5794215), (42, 5242385), (57, 3862810), (70, 3145431), (95, 2317686), (105, 2096954), (114, 1931405), (133, 1655490), (139, 1584030), (190, 1158843), (210, 1048477), (266, 827745), (278, 792015), (285, 772562), (397, 554610), (399, 551830), (417, 528010), (570, 386281), (665, 331098), (695, 316806), (794, 277305), (798, 275915), (834, 264005), (973, 226290), (1191, 184870), (1330, 165549), (1390, 158403), (1946, 113145), (1985, 110922), (1995, 110366), (2085, 105602), (2382, 92435), (2641, 83370), (2779, 79230), (2919, 75430), (3970, 55461), (3990, 55183), (4170, 52801), (4865, 45258), (5282, 41685), (5558, 39615), (5838, 37715), (5955, 36974), (7543, 29190), (7923, 27790), (8337, 26410), (9730, 22629), (11910, 18487), (13205, 16674), (13895, 15846), (14595, 15086)]