427914080

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^2$

素因数の和:122

約数の個数: 216

約数和(自身を含む): 1198129968

約数和(自身を除く): 770215888

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 31, 32, 40, 44, 46, 55, 62, 80, 88, 92, 110, 115, 121, 124, 155, 160, 176, 184, 220, 230, 242, 248, 253, 310, 341, 352, 368, 440, 460, 484, 496, 506, 605, 620, 682, 713, 736, 880, 920, 961, 968, 992, 1012, 1210, 1240, 1265, 1364, 1426, 1705, 1760, 1840, 1922, 1936, 2024, 2420, 2480, 2530, 2728, 2783, 2852, 3410, 3565, 3680, 3751, 3844, 3872, 4048, 4805, 4840, 4960, 5060, 5456, 5566, 5704, 6820, 7130, 7502, 7688, 7843, 8096, 9610, 9680, 10120, 10571, 10912, 11132, 11408, 13640, 13915, 14260, 15004, 15376, 15686, 18755, 19220, 19360, 20240, 21142, 22103, 22264, 22816, 27280, 27830, 28520, 30008, 30752, 31372, 37510, 38440, 39215, 40480, 42284, 44206, 44528, 52855, 54560, 55660, 57040, 60016, 62744, 75020, 76880, 78430, 84568, 86273, 88412, 89056, 105710, 110515, 111320, 114080, 116281, 120032, 125488, 150040, 153760, 156860, 169136, 172546, 176824, 211420, 221030, 222640, 232562, 243133, 250976, 300080, 313720, 338272, 345092, 353648, 422840, 431365, 442060, 445280, 465124, 486266, 581405, 600160, 627440, 690184, 707296, 845680, 862730, 884120, 930248, 972532, 1162810, 1215665, 1254880, 1380368, 1691360, 1725460, 1768240, 1860496, 1945064, 2325620, 2431330, 2674463, 2760736, 3450920, 3536480, 3720992, 3890128, 4651240, 4862660, 5348926, 6901840, 7780256, 9302480, 9725320, 10697852, 13372315, 13803680, 18604960, 19450640, 21395704, 26744630, 38901280, 42791408, 53489260, 85582816, 106978520, 213957040, 427914080]

約数ペア:

[(1, 427914080), (2, 213957040), (4, 106978520), (5, 85582816), (8, 53489260), (10, 42791408), (11, 38901280), (16, 26744630), (20, 21395704), (22, 19450640), (23, 18604960), (31, 13803680), (32, 13372315), (40, 10697852), (44, 9725320), (46, 9302480), (55, 7780256), (62, 6901840), (80, 5348926), (88, 4862660), (92, 4651240), (110, 3890128), (115, 3720992), (121, 3536480), (124, 3450920), (155, 2760736), (160, 2674463), (176, 2431330), (184, 2325620), (220, 1945064), (230, 1860496), (242, 1768240), (248, 1725460), (253, 1691360), (310, 1380368), (341, 1254880), (352, 1215665), (368, 1162810), (440, 972532), (460, 930248), (484, 884120), (496, 862730), (506, 845680), (605, 707296), (620, 690184), (682, 627440), (713, 600160), (736, 581405), (880, 486266), (920, 465124), (961, 445280), (968, 442060), (992, 431365), (1012, 422840), (1210, 353648), (1240, 345092), (1265, 338272), (1364, 313720), (1426, 300080), (1705, 250976), (1760, 243133), (1840, 232562), (1922, 222640), (1936, 221030), (2024, 211420), (2420, 176824), (2480, 172546), (2530, 169136), (2728, 156860), (2783, 153760), (2852, 150040), (3410, 125488), (3565, 120032), (3680, 116281), (3751, 114080), (3844, 111320), (3872, 110515), (4048, 105710), (4805, 89056), (4840, 88412), (4960, 86273), (5060, 84568), (5456, 78430), (5566, 76880), (5704, 75020), (6820, 62744), (7130, 60016), (7502, 57040), (7688, 55660), (7843, 54560), (8096, 52855), (9610, 44528), (9680, 44206), (10120, 42284), (10571, 40480), (10912, 39215), (11132, 38440), (11408, 37510), (13640, 31372), (13915, 30752), (14260, 30008), (15004, 28520), (15376, 27830), (15686, 27280), (18755, 22816), (19220, 22264), (19360, 22103), (20240, 21142)]