27700480

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1$

素因数の和:124

約数の個数: 144

約数和(自身を含む): 75055680

約数和(自身を除く): 47355200

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 32, 34, 38, 40, 64, 67, 68, 76, 80, 85, 95, 128, 134, 136, 152, 160, 170, 190, 256, 268, 272, 304, 320, 323, 335, 340, 380, 536, 544, 608, 640, 646, 670, 680, 760, 1072, 1088, 1139, 1216, 1273, 1280, 1292, 1340, 1360, 1520, 1615, 2144, 2176, 2278, 2432, 2546, 2584, 2680, 2720, 3040, 3230, 4288, 4352, 4556, 4864, 5092, 5168, 5360, 5440, 5695, 6080, 6365, 6460, 8576, 9112, 10184, 10336, 10720, 10880, 11390, 12160, 12730, 12920, 17152, 18224, 20368, 20672, 21440, 21641, 21760, 22780, 24320, 25460, 25840, 36448, 40736, 41344, 42880, 43282, 45560, 50920, 51680, 72896, 81472, 82688, 85760, 86564, 91120, 101840, 103360, 108205, 145792, 162944, 173128, 182240, 203680, 206720, 216410, 291584, 325888, 346256, 364480, 407360, 413440, 432820, 692512, 728960, 814720, 865640, 1385024, 1457920, 1629440, 1731280, 2770048, 3462560, 5540096, 6925120, 13850240, 27700480]

約数ペア:

[(1, 27700480), (2, 13850240), (4, 6925120), (5, 5540096), (8, 3462560), (10, 2770048), (16, 1731280), (17, 1629440), (19, 1457920), (20, 1385024), (32, 865640), (34, 814720), (38, 728960), (40, 692512), (64, 432820), (67, 413440), (68, 407360), (76, 364480), (80, 346256), (85, 325888), (95, 291584), (128, 216410), (134, 206720), (136, 203680), (152, 182240), (160, 173128), (170, 162944), (190, 145792), (256, 108205), (268, 103360), (272, 101840), (304, 91120), (320, 86564), (323, 85760), (335, 82688), (340, 81472), (380, 72896), (536, 51680), (544, 50920), (608, 45560), (640, 43282), (646, 42880), (670, 41344), (680, 40736), (760, 36448), (1072, 25840), (1088, 25460), (1139, 24320), (1216, 22780), (1273, 21760), (1280, 21641), (1292, 21440), (1340, 20672), (1360, 20368), (1520, 18224), (1615, 17152), (2144, 12920), (2176, 12730), (2278, 12160), (2432, 11390), (2546, 10880), (2584, 10720), (2680, 10336), (2720, 10184), (3040, 9112), (3230, 8576), (4288, 6460), (4352, 6365), (4556, 6080), (4864, 5695), (5092, 5440), (5168, 5360)]