128511320

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{173}}^1\times {\mathrm{379}}^1$

素因数の和:577

約数の個数: 96

約数和(自身を含む): 339195600

約数和(自身を除く): 210684280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 173, 196, 245, 280, 346, 379, 392, 490, 692, 758, 865, 980, 1211, 1384, 1516, 1730, 1895, 1960, 2422, 2653, 3032, 3460, 3790, 4844, 5306, 6055, 6920, 7580, 8477, 9688, 10612, 12110, 13265, 15160, 16954, 18571, 21224, 24220, 26530, 33908, 37142, 42385, 48440, 53060, 65567, 67816, 74284, 84770, 92855, 106120, 131134, 148568, 169540, 185710, 262268, 327835, 339080, 371420, 458969, 524536, 655670, 742840, 917938, 1311340, 1835876, 2294845, 2622680, 3212783, 3671752, 4589690, 6425566, 9179380, 12851132, 16063915, 18358760, 25702264, 32127830, 64255660, 128511320]

約数ペア:

[(1, 128511320), (2, 64255660), (4, 32127830), (5, 25702264), (7, 18358760), (8, 16063915), (10, 12851132), (14, 9179380), (20, 6425566), (28, 4589690), (35, 3671752), (40, 3212783), (49, 2622680), (56, 2294845), (70, 1835876), (98, 1311340), (140, 917938), (173, 742840), (196, 655670), (245, 524536), (280, 458969), (346, 371420), (379, 339080), (392, 327835), (490, 262268), (692, 185710), (758, 169540), (865, 148568), (980, 131134), (1211, 106120), (1384, 92855), (1516, 84770), (1730, 74284), (1895, 67816), (1960, 65567), (2422, 53060), (2653, 48440), (3032, 42385), (3460, 37142), (3790, 33908), (4844, 26530), (5306, 24220), (6055, 21224), (6920, 18571), (7580, 16954), (8477, 15160), (9688, 13265), (10612, 12110)]