2019197280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{21139}}^1$

素因数の和:21356

約数の個数: 96

約数和(自身を含む): 6392736000

約数和(自身を除く): 4373538720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 199, 240, 398, 480, 597, 796, 995, 1194, 1592, 1990, 2388, 2985, 3184, 3980, 4776, 5970, 6368, 7960, 9552, 11940, 15920, 19104, 21139, 23880, 31840, 42278, 47760, 63417, 84556, 95520, 105695, 126834, 169112, 211390, 253668, 317085, 338224, 422780, 507336, 634170, 676448, 845560, 1014672, 1268340, 1691120, 2029344, 2536680, 3382240, 4206661, 5073360, 8413322, 10146720, 12619983, 16826644, 21033305, 25239966, 33653288, 42066610, 50479932, 63099915, 67306576, 84133220, 100959864, 126199830, 134613152, 168266440, 201919728, 252399660, 336532880, 403839456, 504799320, 673065760, 1009598640, 2019197280]

約数ペア:

[(1, 2019197280), (2, 1009598640), (3, 673065760), (4, 504799320), (5, 403839456), (6, 336532880), (8, 252399660), (10, 201919728), (12, 168266440), (15, 134613152), (16, 126199830), (20, 100959864), (24, 84133220), (30, 67306576), (32, 63099915), (40, 50479932), (48, 42066610), (60, 33653288), (80, 25239966), (96, 21033305), (120, 16826644), (160, 12619983), (199, 10146720), (240, 8413322), (398, 5073360), (480, 4206661), (597, 3382240), (796, 2536680), (995, 2029344), (1194, 1691120), (1592, 1268340), (1990, 1014672), (2388, 845560), (2985, 676448), (3184, 634170), (3980, 507336), (4776, 422780), (5970, 338224), (6368, 317085), (7960, 253668), (9552, 211390), (11940, 169112), (15920, 126834), (19104, 105695), (21139, 95520), (23880, 84556), (31840, 63417), (42278, 47760)]