206529880

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{7741}}^1$

素因数の和:7804

約数の個数: 64

約数和(自身を含む): 501681600

約数和(自身を除く): 295151720

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 29, 40, 46, 58, 92, 115, 116, 145, 184, 230, 232, 290, 460, 580, 667, 920, 1160, 1334, 2668, 3335, 5336, 6670, 7741, 13340, 15482, 26680, 30964, 38705, 61928, 77410, 154820, 178043, 224489, 309640, 356086, 448978, 712172, 890215, 897956, 1122445, 1424344, 1780430, 1795912, 2244890, 3560860, 4489780, 5163247, 7121720, 8979560, 10326494, 20652988, 25816235, 41305976, 51632470, 103264940, 206529880]

約数ペア:

[(1, 206529880), (2, 103264940), (4, 51632470), (5, 41305976), (8, 25816235), (10, 20652988), (20, 10326494), (23, 8979560), (29, 7121720), (40, 5163247), (46, 4489780), (58, 3560860), (92, 2244890), (115, 1795912), (116, 1780430), (145, 1424344), (184, 1122445), (230, 897956), (232, 890215), (290, 712172), (460, 448978), (580, 356086), (667, 309640), (920, 224489), (1160, 178043), (1334, 154820), (2668, 77410), (3335, 61928), (5336, 38705), (6670, 30964), (7741, 26680), (13340, 15482)]