178356720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{409}}^1$

素因数の和:527

約数の個数: 160

約数和(自身を含む): 585676800

約数和(自身を除く): 407320080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 79, 80, 92, 115, 120, 138, 158, 184, 230, 237, 240, 276, 316, 345, 368, 395, 409, 460, 474, 552, 632, 690, 790, 818, 920, 948, 1104, 1185, 1227, 1264, 1380, 1580, 1636, 1817, 1840, 1896, 2045, 2370, 2454, 2760, 3160, 3272, 3634, 3792, 4090, 4740, 4908, 5451, 5520, 6135, 6320, 6544, 7268, 8180, 9085, 9407, 9480, 9816, 10902, 12270, 14536, 16360, 18170, 18814, 18960, 19632, 21804, 24540, 27255, 28221, 29072, 32311, 32720, 36340, 37628, 43608, 47035, 49080, 54510, 56442, 64622, 72680, 75256, 87216, 94070, 96933, 98160, 109020, 112884, 129244, 141105, 145360, 150512, 161555, 188140, 193866, 218040, 225768, 258488, 282210, 323110, 376280, 387732, 436080, 451536, 484665, 516976, 564420, 646220, 743153, 752560, 775464, 969330, 1128840, 1292440, 1486306, 1550928, 1938660, 2229459, 2257680, 2584880, 2972612, 3715765, 3877320, 4458918, 5945224, 7431530, 7754640, 8917836, 11147295, 11890448, 14863060, 17835672, 22294590, 29726120, 35671344, 44589180, 59452240, 89178360, 178356720]

約数ペア:

[(1, 178356720), (2, 89178360), (3, 59452240), (4, 44589180), (5, 35671344), (6, 29726120), (8, 22294590), (10, 17835672), (12, 14863060), (15, 11890448), (16, 11147295), (20, 8917836), (23, 7754640), (24, 7431530), (30, 5945224), (40, 4458918), (46, 3877320), (48, 3715765), (60, 2972612), (69, 2584880), (79, 2257680), (80, 2229459), (92, 1938660), (115, 1550928), (120, 1486306), (138, 1292440), (158, 1128840), (184, 969330), (230, 775464), (237, 752560), (240, 743153), (276, 646220), (316, 564420), (345, 516976), (368, 484665), (395, 451536), (409, 436080), (460, 387732), (474, 376280), (552, 323110), (632, 282210), (690, 258488), (790, 225768), (818, 218040), (920, 193866), (948, 188140), (1104, 161555), (1185, 150512), (1227, 145360), (1264, 141105), (1380, 129244), (1580, 112884), (1636, 109020), (1817, 98160), (1840, 96933), (1896, 94070), (2045, 87216), (2370, 75256), (2454, 72680), (2760, 64622), (3160, 56442), (3272, 54510), (3634, 49080), (3792, 47035), (4090, 43608), (4740, 37628), (4908, 36340), (5451, 32720), (5520, 32311), (6135, 29072), (6320, 28221), (6544, 27255), (7268, 24540), (8180, 21804), (9085, 19632), (9407, 18960), (9480, 18814), (9816, 18170), (10902, 16360), (12270, 14536)]