506618240

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{271}}^1$

素因数の和:440

約数の個数: 128

約数和(自身を含む): 1278443520

約数和(自身を除く): 771825280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 127, 128, 160, 184, 230, 254, 271, 320, 368, 460, 508, 542, 635, 640, 736, 920, 1016, 1084, 1270, 1355, 1472, 1840, 2032, 2168, 2540, 2710, 2921, 2944, 3680, 4064, 4336, 5080, 5420, 5842, 6233, 7360, 8128, 8672, 10160, 10840, 11684, 12466, 14605, 14720, 16256, 17344, 20320, 21680, 23368, 24932, 29210, 31165, 34417, 34688, 40640, 43360, 46736, 49864, 58420, 62330, 68834, 81280, 86720, 93472, 99728, 116840, 124660, 137668, 172085, 173440, 186944, 199456, 233680, 249320, 275336, 344170, 373888, 398912, 467360, 498640, 550672, 688340, 791591, 797824, 934720, 997280, 1101344, 1376680, 1583182, 1869440, 1994560, 2202688, 2753360, 3166364, 3957955, 3989120, 4405376, 5506720, 6332728, 7915910, 11013440, 12665456, 15831820, 22026880, 25330912, 31663640, 50661824, 63327280, 101323648, 126654560, 253309120, 506618240]

約数ペア:

[(1, 506618240), (2, 253309120), (4, 126654560), (5, 101323648), (8, 63327280), (10, 50661824), (16, 31663640), (20, 25330912), (23, 22026880), (32, 15831820), (40, 12665456), (46, 11013440), (64, 7915910), (80, 6332728), (92, 5506720), (115, 4405376), (127, 3989120), (128, 3957955), (160, 3166364), (184, 2753360), (230, 2202688), (254, 1994560), (271, 1869440), (320, 1583182), (368, 1376680), (460, 1101344), (508, 997280), (542, 934720), (635, 797824), (640, 791591), (736, 688340), (920, 550672), (1016, 498640), (1084, 467360), (1270, 398912), (1355, 373888), (1472, 344170), (1840, 275336), (2032, 249320), (2168, 233680), (2540, 199456), (2710, 186944), (2921, 173440), (2944, 172085), (3680, 137668), (4064, 124660), (4336, 116840), (5080, 99728), (5420, 93472), (5842, 86720), (6233, 81280), (7360, 68834), (8128, 62330), (8672, 58420), (10160, 49864), (10840, 46736), (11684, 43360), (12466, 40640), (14605, 34688), (14720, 34417), (16256, 31165), (17344, 29210), (20320, 24932), (21680, 23368)]