30846880

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:246

約数の個数: 96

約数和(自身を含む): 78321600

約数和(自身を除く): 47474720

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 73, 76, 80, 95, 139, 146, 152, 160, 190, 278, 292, 304, 365, 380, 556, 584, 608, 695, 730, 760, 1112, 1168, 1387, 1390, 1460, 1520, 2224, 2336, 2641, 2774, 2780, 2920, 3040, 4448, 5282, 5548, 5560, 5840, 6935, 10147, 10564, 11096, 11120, 11680, 13205, 13870, 20294, 21128, 22192, 22240, 26410, 27740, 40588, 42256, 44384, 50735, 52820, 55480, 81176, 84512, 101470, 105640, 110960, 162352, 192793, 202940, 211280, 221920, 324704, 385586, 405880, 422560, 771172, 811760, 963965, 1542344, 1623520, 1927930, 3084688, 3855860, 6169376, 7711720, 15423440, 30846880]

約数ペア:

[(1, 30846880), (2, 15423440), (4, 7711720), (5, 6169376), (8, 3855860), (10, 3084688), (16, 1927930), (19, 1623520), (20, 1542344), (32, 963965), (38, 811760), (40, 771172), (73, 422560), (76, 405880), (80, 385586), (95, 324704), (139, 221920), (146, 211280), (152, 202940), (160, 192793), (190, 162352), (278, 110960), (292, 105640), (304, 101470), (365, 84512), (380, 81176), (556, 55480), (584, 52820), (608, 50735), (695, 44384), (730, 42256), (760, 40588), (1112, 27740), (1168, 26410), (1387, 22240), (1390, 22192), (1460, 21128), (1520, 20294), (2224, 13870), (2336, 13205), (2641, 11680), (2774, 11120), (2780, 11096), (2920, 10564), (3040, 10147), (4448, 6935), (5282, 5840), (5548, 5560)]