74419840

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^2$

素因数の和:103

約数の個数: 144

約数和(自身を含む): 202065570

約数和(自身を除く): 127645730

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 64, 80, 88, 110, 121, 124, 128, 155, 160, 176, 220, 242, 248, 310, 320, 341, 352, 440, 484, 496, 605, 620, 640, 682, 704, 880, 961, 968, 992, 1210, 1240, 1364, 1408, 1705, 1760, 1922, 1936, 1984, 2420, 2480, 2728, 3410, 3520, 3751, 3844, 3872, 3968, 4805, 4840, 4960, 5456, 6820, 7040, 7502, 7688, 7744, 9610, 9680, 9920, 10571, 10912, 13640, 15004, 15376, 15488, 18755, 19220, 19360, 19840, 21142, 21824, 27280, 30008, 30752, 37510, 38440, 38720, 42284, 43648, 52855, 54560, 60016, 61504, 75020, 76880, 77440, 84568, 105710, 109120, 116281, 120032, 123008, 150040, 153760, 169136, 211420, 218240, 232562, 240064, 300080, 307520, 338272, 422840, 465124, 480128, 581405, 600160, 615040, 676544, 845680, 930248, 1162810, 1200320, 1353088, 1691360, 1860496, 2325620, 2400640, 3382720, 3720992, 4651240, 6765440, 7441984, 9302480, 14883968, 18604960, 37209920, 74419840]

約数ペア:

[(1, 74419840), (2, 37209920), (4, 18604960), (5, 14883968), (8, 9302480), (10, 7441984), (11, 6765440), (16, 4651240), (20, 3720992), (22, 3382720), (31, 2400640), (32, 2325620), (40, 1860496), (44, 1691360), (55, 1353088), (62, 1200320), (64, 1162810), (80, 930248), (88, 845680), (110, 676544), (121, 615040), (124, 600160), (128, 581405), (155, 480128), (160, 465124), (176, 422840), (220, 338272), (242, 307520), (248, 300080), (310, 240064), (320, 232562), (341, 218240), (352, 211420), (440, 169136), (484, 153760), (496, 150040), (605, 123008), (620, 120032), (640, 116281), (682, 109120), (704, 105710), (880, 84568), (961, 77440), (968, 76880), (992, 75020), (1210, 61504), (1240, 60016), (1364, 54560), (1408, 52855), (1705, 43648), (1760, 42284), (1922, 38720), (1936, 38440), (1984, 37510), (2420, 30752), (2480, 30008), (2728, 27280), (3410, 21824), (3520, 21142), (3751, 19840), (3844, 19360), (3872, 19220), (3968, 18755), (4805, 15488), (4840, 15376), (4960, 15004), (5456, 13640), (6820, 10912), (7040, 10571), (7502, 9920), (7688, 9680), (7744, 9610)]