21584962720

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{431}}^1\times {\mathrm{439}}^1$

素因数の和:939

約数の個数: 192

約数和(自身を含む): 55180984320

約数和(自身を除く): 33596021600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 32, 40, 46, 62, 80, 92, 115, 124, 155, 160, 184, 230, 248, 310, 368, 431, 439, 460, 496, 620, 713, 736, 862, 878, 920, 992, 1240, 1426, 1724, 1756, 1840, 2155, 2195, 2480, 2852, 3448, 3512, 3565, 3680, 4310, 4390, 4960, 5704, 6896, 7024, 7130, 8620, 8780, 9913, 10097, 11408, 13361, 13609, 13792, 14048, 14260, 17240, 17560, 19826, 20194, 22816, 26722, 27218, 28520, 34480, 35120, 39652, 40388, 49565, 50485, 53444, 54436, 57040, 66805, 68045, 68960, 70240, 79304, 80776, 99130, 100970, 106888, 108872, 114080, 133610, 136090, 158608, 161552, 189209, 198260, 201940, 213776, 217744, 267220, 272180, 307303, 313007, 317216, 323104, 378418, 396520, 403880, 427552, 435488, 534440, 544360, 614606, 626014, 756836, 793040, 807760, 946045, 1068880, 1088720, 1229212, 1252028, 1513672, 1536515, 1565035, 1586080, 1615520, 1892090, 2137760, 2177440, 2458424, 2504056, 3027344, 3073030, 3130070, 3784180, 4351807, 4916848, 5008112, 5865479, 6054688, 6146060, 6260140, 7568360, 8703614, 9833696, 10016224, 11730958, 12292120, 12520280, 15136720, 17407228, 21759035, 23461916, 24584240, 25040560, 29327395, 30273440, 34814456, 43518070, 46923832, 49168480, 50081120, 58654790, 69628912, 87036140, 93847664, 117309580, 134906017, 139257824, 174072280, 187695328, 234619160, 269812034, 348144560, 469238320, 539624068, 674530085, 696289120, 938476640, 1079248136, 1349060170, 2158496272, 2698120340, 4316992544, 5396240680, 10792481360, 21584962720]

約数ペア:

[(1, 21584962720), (2, 10792481360), (4, 5396240680), (5, 4316992544), (8, 2698120340), (10, 2158496272), (16, 1349060170), (20, 1079248136), (23, 938476640), (31, 696289120), (32, 674530085), (40, 539624068), (46, 469238320), (62, 348144560), (80, 269812034), (92, 234619160), (115, 187695328), (124, 174072280), (155, 139257824), (160, 134906017), (184, 117309580), (230, 93847664), (248, 87036140), (310, 69628912), (368, 58654790), (431, 50081120), (439, 49168480), (460, 46923832), (496, 43518070), (620, 34814456), (713, 30273440), (736, 29327395), (862, 25040560), (878, 24584240), (920, 23461916), (992, 21759035), (1240, 17407228), (1426, 15136720), (1724, 12520280), (1756, 12292120), (1840, 11730958), (2155, 10016224), (2195, 9833696), (2480, 8703614), (2852, 7568360), (3448, 6260140), (3512, 6146060), (3565, 6054688), (3680, 5865479), (4310, 5008112), (4390, 4916848), (4960, 4351807), (5704, 3784180), (6896, 3130070), (7024, 3073030), (7130, 3027344), (8620, 2504056), (8780, 2458424), (9913, 2177440), (10097, 2137760), (11408, 1892090), (13361, 1615520), (13609, 1586080), (13792, 1565035), (14048, 1536515), (14260, 1513672), (17240, 1252028), (17560, 1229212), (19826, 1088720), (20194, 1068880), (22816, 946045), (26722, 807760), (27218, 793040), (28520, 756836), (34480, 626014), (35120, 614606), (39652, 544360), (40388, 534440), (49565, 435488), (50485, 427552), (53444, 403880), (54436, 396520), (57040, 378418), (66805, 323104), (68045, 317216), (68960, 313007), (70240, 307303), (79304, 272180), (80776, 267220), (99130, 217744), (100970, 213776), (106888, 201940), (108872, 198260), (114080, 189209), (133610, 161552), (136090, 158608)]