28718880

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:151

約数の個数: 192

約数和(自身を含む): 98703360

約数和(自身を除く): 69984480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 47, 48, 57, 60, 67, 76, 80, 94, 95, 96, 114, 120, 134, 141, 152, 160, 188, 190, 201, 228, 235, 240, 268, 282, 285, 304, 335, 376, 380, 402, 456, 470, 480, 536, 564, 570, 608, 670, 705, 752, 760, 804, 893, 912, 940, 1005, 1072, 1128, 1140, 1273, 1340, 1410, 1504, 1520, 1608, 1786, 1824, 1880, 2010, 2144, 2256, 2280, 2546, 2679, 2680, 2820, 3040, 3149, 3216, 3572, 3760, 3819, 4020, 4465, 4512, 4560, 5092, 5358, 5360, 5640, 6298, 6365, 6432, 7144, 7520, 7638, 8040, 8930, 9120, 9447, 10184, 10716, 10720, 11280, 12596, 12730, 13395, 14288, 15276, 15745, 16080, 17860, 18894, 19095, 20368, 21432, 22560, 25192, 25460, 26790, 28576, 30552, 31490, 32160, 35720, 37788, 38190, 40736, 42864, 47235, 50384, 50920, 53580, 59831, 61104, 62980, 71440, 75576, 76380, 85728, 94470, 100768, 101840, 107160, 119662, 122208, 125960, 142880, 151152, 152760, 179493, 188940, 203680, 214320, 239324, 251920, 299155, 302304, 305520, 358986, 377880, 428640, 478648, 503840, 598310, 611040, 717972, 755760, 897465, 957296, 1196620, 1435944, 1511520, 1794930, 1914592, 2393240, 2871888, 3589860, 4786480, 5743776, 7179720, 9572960, 14359440, 28718880]

約数ペア:

[(1, 28718880), (2, 14359440), (3, 9572960), (4, 7179720), (5, 5743776), (6, 4786480), (8, 3589860), (10, 2871888), (12, 2393240), (15, 1914592), (16, 1794930), (19, 1511520), (20, 1435944), (24, 1196620), (30, 957296), (32, 897465), (38, 755760), (40, 717972), (47, 611040), (48, 598310), (57, 503840), (60, 478648), (67, 428640), (76, 377880), (80, 358986), (94, 305520), (95, 302304), (96, 299155), (114, 251920), (120, 239324), (134, 214320), (141, 203680), (152, 188940), (160, 179493), (188, 152760), (190, 151152), (201, 142880), (228, 125960), (235, 122208), (240, 119662), (268, 107160), (282, 101840), (285, 100768), (304, 94470), (335, 85728), (376, 76380), (380, 75576), (402, 71440), (456, 62980), (470, 61104), (480, 59831), (536, 53580), (564, 50920), (570, 50384), (608, 47235), (670, 42864), (705, 40736), (752, 38190), (760, 37788), (804, 35720), (893, 32160), (912, 31490), (940, 30552), (1005, 28576), (1072, 26790), (1128, 25460), (1140, 25192), (1273, 22560), (1340, 21432), (1410, 20368), (1504, 19095), (1520, 18894), (1608, 17860), (1786, 16080), (1824, 15745), (1880, 15276), (2010, 14288), (2144, 13395), (2256, 12730), (2280, 12596), (2546, 11280), (2679, 10720), (2680, 10716), (2820, 10184), (3040, 9447), (3149, 9120), (3216, 8930), (3572, 8040), (3760, 7638), (3819, 7520), (4020, 7144), (4465, 6432), (4512, 6365), (4560, 6298), (5092, 5640), (5358, 5360)]