72213680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{617}}^1$

素因数の和:667

約数の個数: 160

約数和(自身を含む): 220700160

約数和(自身を除く): 148486480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 19, 20, 22, 28, 35, 38, 40, 44, 55, 56, 70, 76, 77, 80, 88, 95, 110, 112, 133, 140, 152, 154, 176, 190, 209, 220, 266, 280, 304, 308, 380, 385, 418, 440, 532, 560, 616, 617, 665, 760, 770, 836, 880, 1045, 1064, 1232, 1234, 1330, 1463, 1520, 1540, 1672, 2090, 2128, 2468, 2660, 2926, 3080, 3085, 3344, 4180, 4319, 4936, 5320, 5852, 6160, 6170, 6787, 7315, 8360, 8638, 9872, 10640, 11704, 11723, 12340, 13574, 14630, 16720, 17276, 21595, 23408, 23446, 24680, 27148, 29260, 33935, 34552, 43190, 46892, 47509, 49360, 54296, 58520, 58615, 67870, 69104, 82061, 86380, 93784, 95018, 108592, 117040, 117230, 128953, 135740, 164122, 172760, 187568, 190036, 234460, 237545, 257906, 271480, 328244, 345520, 380072, 410305, 468920, 475090, 515812, 542960, 644765, 656488, 760144, 820610, 902671, 937840, 950180, 1031624, 1289530, 1312976, 1641220, 1805342, 1900360, 2063248, 2579060, 3282440, 3610684, 3800720, 4513355, 5158120, 6564880, 7221368, 9026710, 10316240, 14442736, 18053420, 36106840, 72213680]

約数ペア:

[(1, 72213680), (2, 36106840), (4, 18053420), (5, 14442736), (7, 10316240), (8, 9026710), (10, 7221368), (11, 6564880), (14, 5158120), (16, 4513355), (19, 3800720), (20, 3610684), (22, 3282440), (28, 2579060), (35, 2063248), (38, 1900360), (40, 1805342), (44, 1641220), (55, 1312976), (56, 1289530), (70, 1031624), (76, 950180), (77, 937840), (80, 902671), (88, 820610), (95, 760144), (110, 656488), (112, 644765), (133, 542960), (140, 515812), (152, 475090), (154, 468920), (176, 410305), (190, 380072), (209, 345520), (220, 328244), (266, 271480), (280, 257906), (304, 237545), (308, 234460), (380, 190036), (385, 187568), (418, 172760), (440, 164122), (532, 135740), (560, 128953), (616, 117230), (617, 117040), (665, 108592), (760, 95018), (770, 93784), (836, 86380), (880, 82061), (1045, 69104), (1064, 67870), (1232, 58615), (1234, 58520), (1330, 54296), (1463, 49360), (1520, 47509), (1540, 46892), (1672, 43190), (2090, 34552), (2128, 33935), (2468, 29260), (2660, 27148), (2926, 24680), (3080, 23446), (3085, 23408), (3344, 21595), (4180, 17276), (4319, 16720), (4936, 14630), (5320, 13574), (5852, 12340), (6160, 11723), (6170, 11704), (6787, 10640), (7315, 9872), (8360, 8638)]