128618752

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{853}}^1$

素因数の和:919

約数の個数: 72

約数和(自身を含む): 279292160

約数和(自身を除く): 150673408

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 64, 76, 124, 128, 152, 248, 256, 304, 496, 589, 608, 853, 992, 1178, 1216, 1706, 1984, 2356, 2432, 3412, 3968, 4712, 4864, 6824, 7936, 9424, 13648, 16207, 18848, 26443, 27296, 32414, 37696, 52886, 54592, 64828, 75392, 105772, 109184, 129656, 150784, 211544, 218368, 259312, 423088, 502417, 518624, 846176, 1004834, 1037248, 1692352, 2009668, 2074496, 3384704, 4019336, 4148992, 6769408, 8038672, 16077344, 32154688, 64309376, 128618752]

約数ペア:

[(1, 128618752), (2, 64309376), (4, 32154688), (8, 16077344), (16, 8038672), (19, 6769408), (31, 4148992), (32, 4019336), (38, 3384704), (62, 2074496), (64, 2009668), (76, 1692352), (124, 1037248), (128, 1004834), (152, 846176), (248, 518624), (256, 502417), (304, 423088), (496, 259312), (589, 218368), (608, 211544), (853, 150784), (992, 129656), (1178, 109184), (1216, 105772), (1706, 75392), (1984, 64828), (2356, 54592), (2432, 52886), (3412, 37696), (3968, 32414), (4712, 27296), (4864, 26443), (6824, 18848), (7936, 16207), (9424, 13648)]