289317920

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{2711}}^1$

素因数の和:2778

約数の個数: 96

約数和(自身を含む): 738097920

約数和(自身を除く): 448780000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 29, 32, 40, 46, 58, 80, 92, 115, 116, 145, 160, 184, 230, 232, 290, 368, 460, 464, 580, 667, 736, 920, 928, 1160, 1334, 1840, 2320, 2668, 2711, 3335, 3680, 4640, 5336, 5422, 6670, 10672, 10844, 13340, 13555, 21344, 21688, 26680, 27110, 43376, 53360, 54220, 62353, 78619, 86752, 106720, 108440, 124706, 157238, 216880, 249412, 311765, 314476, 393095, 433760, 498824, 623530, 628952, 786190, 997648, 1247060, 1257904, 1572380, 1808237, 1995296, 2494120, 2515808, 3144760, 3616474, 4988240, 6289520, 7232948, 9041185, 9976480, 12579040, 14465896, 18082370, 28931792, 36164740, 57863584, 72329480, 144658960, 289317920]

約数ペア:

[(1, 289317920), (2, 144658960), (4, 72329480), (5, 57863584), (8, 36164740), (10, 28931792), (16, 18082370), (20, 14465896), (23, 12579040), (29, 9976480), (32, 9041185), (40, 7232948), (46, 6289520), (58, 4988240), (80, 3616474), (92, 3144760), (115, 2515808), (116, 2494120), (145, 1995296), (160, 1808237), (184, 1572380), (230, 1257904), (232, 1247060), (290, 997648), (368, 786190), (460, 628952), (464, 623530), (580, 498824), (667, 433760), (736, 393095), (920, 314476), (928, 311765), (1160, 249412), (1334, 216880), (1840, 157238), (2320, 124706), (2668, 108440), (2711, 106720), (3335, 86752), (3680, 78619), (4640, 62353), (5336, 54220), (5422, 53360), (6670, 43376), (10672, 27110), (10844, 26680), (13340, 21688), (13555, 21344)]