90471920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{773}}^1$

素因数の和:823

約数の個数: 160

約数和(自身を含む): 276410880

約数和(自身を除く): 185938960

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, 665, 760, 770, 773, 836, 880, 1045, 1064, 1232, 1330, 1463, 1520, 1540, 1546, 1672, 2090, 2128, 2660, 2926, 3080, 3092, 3344, 3865, 4180, 5320, 5411, 5852, 6160, 6184, 7315, 7730, 8360, 8503, 10640, 10822, 11704, 12368, 14630, 14687, 15460, 16720, 17006, 21644, 23408, 27055, 29260, 29374, 30920, 34012, 42515, 43288, 54110, 58520, 58748, 59521, 61840, 68024, 73435, 85030, 86576, 102809, 108220, 117040, 117496, 119042, 136048, 146870, 161557, 170060, 205618, 216440, 234992, 238084, 293740, 297605, 323114, 340120, 411236, 432880, 476168, 514045, 587480, 595210, 646228, 680240, 807785, 822472, 952336, 1028090, 1130899, 1174960, 1190420, 1292456, 1615570, 1644944, 2056180, 2261798, 2380840, 2584912, 3231140, 4112360, 4523596, 4761680, 5654495, 6462280, 8224720, 9047192, 11308990, 12924560, 18094384, 22617980, 45235960, 90471920]

約数ペア:

[(1, 90471920), (2, 45235960), (4, 22617980), (5, 18094384), (7, 12924560), (8, 11308990), (10, 9047192), (11, 8224720), (14, 6462280), (16, 5654495), (19, 4761680), (20, 4523596), (22, 4112360), (28, 3231140), (35, 2584912), (38, 2380840), (40, 2261798), (44, 2056180), (55, 1644944), (56, 1615570), (70, 1292456), (76, 1190420), (77, 1174960), (80, 1130899), (88, 1028090), (95, 952336), (110, 822472), (112, 807785), (133, 680240), (140, 646228), (152, 595210), (154, 587480), (176, 514045), (190, 476168), (209, 432880), (220, 411236), (266, 340120), (280, 323114), (304, 297605), (308, 293740), (380, 238084), (385, 234992), (418, 216440), (440, 205618), (532, 170060), (560, 161557), (616, 146870), (665, 136048), (760, 119042), (770, 117496), (773, 117040), (836, 108220), (880, 102809), (1045, 86576), (1064, 85030), (1232, 73435), (1330, 68024), (1463, 61840), (1520, 59521), (1540, 58748), (1546, 58520), (1672, 54110), (2090, 43288), (2128, 42515), (2660, 34012), (2926, 30920), (3080, 29374), (3092, 29260), (3344, 27055), (3865, 23408), (4180, 21644), (5320, 17006), (5411, 16720), (5852, 15460), (6160, 14687), (6184, 14630), (7315, 12368), (7730, 11704), (8360, 10822), (8503, 10640)]