189487560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{223}}^1$

素因数の和:407

約数の個数: 128

約数和(自身を含む): 584801280

約数和(自身を除く): 395313720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 73, 97, 120, 146, 194, 219, 223, 291, 292, 365, 388, 438, 446, 485, 582, 584, 669, 730, 776, 876, 892, 970, 1095, 1115, 1164, 1338, 1455, 1460, 1752, 1784, 1940, 2190, 2230, 2328, 2676, 2910, 2920, 3345, 3880, 4380, 4460, 5352, 5820, 6690, 7081, 8760, 8920, 11640, 13380, 14162, 16279, 21243, 21631, 26760, 28324, 32558, 35405, 42486, 43262, 48837, 56648, 64893, 65116, 70810, 81395, 84972, 86524, 97674, 106215, 108155, 129786, 130232, 141620, 162790, 169944, 173048, 195348, 212430, 216310, 244185, 259572, 283240, 324465, 325580, 390696, 424860, 432620, 488370, 519144, 648930, 651160, 849720, 865240, 976740, 1297860, 1579063, 1953480, 2595720, 3158126, 4737189, 6316252, 7895315, 9474378, 12632504, 15790630, 18948756, 23685945, 31581260, 37897512, 47371890, 63162520, 94743780, 189487560]

約数ペア:

[(1, 189487560), (2, 94743780), (3, 63162520), (4, 47371890), (5, 37897512), (6, 31581260), (8, 23685945), (10, 18948756), (12, 15790630), (15, 12632504), (20, 9474378), (24, 7895315), (30, 6316252), (40, 4737189), (60, 3158126), (73, 2595720), (97, 1953480), (120, 1579063), (146, 1297860), (194, 976740), (219, 865240), (223, 849720), (291, 651160), (292, 648930), (365, 519144), (388, 488370), (438, 432620), (446, 424860), (485, 390696), (582, 325580), (584, 324465), (669, 283240), (730, 259572), (776, 244185), (876, 216310), (892, 212430), (970, 195348), (1095, 173048), (1115, 169944), (1164, 162790), (1338, 141620), (1455, 130232), (1460, 129786), (1752, 108155), (1784, 106215), (1940, 97674), (2190, 86524), (2230, 84972), (2328, 81395), (2676, 70810), (2910, 65116), (2920, 64893), (3345, 56648), (3880, 48837), (4380, 43262), (4460, 42486), (5352, 35405), (5820, 32558), (6690, 28324), (7081, 26760), (8760, 21631), (8920, 21243), (11640, 16279), (13380, 14162)]