2008135980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{15647}}^1$

素因数の和:15716

約数の個数: 144

約数和(自身を含む): 6561644544

約数和(自身を除く): 4553508564

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 31, 36, 45, 46, 60, 62, 69, 90, 92, 93, 115, 124, 138, 155, 180, 186, 207, 230, 276, 279, 310, 345, 372, 414, 460, 465, 558, 620, 690, 713, 828, 930, 1035, 1116, 1380, 1395, 1426, 1860, 2070, 2139, 2790, 2852, 3565, 4140, 4278, 5580, 6417, 7130, 8556, 10695, 12834, 14260, 15647, 21390, 25668, 31294, 32085, 42780, 46941, 62588, 64170, 78235, 93882, 128340, 140823, 156470, 187764, 234705, 281646, 312940, 359881, 469410, 485057, 563292, 704115, 719762, 938820, 970114, 1079643, 1408230, 1439524, 1455171, 1799405, 1940228, 2159286, 2425285, 2816460, 2910342, 3238929, 3598810, 4318572, 4365513, 4850570, 5398215, 5820684, 6477858, 7197620, 7275855, 8731026, 9701140, 10796430, 11156311, 12955716, 14551710, 16194645, 17462052, 21592860, 21827565, 22312622, 29103420, 32389290, 33468933, 43655130, 44625244, 55781555, 64778580, 66937866, 87310260, 100406799, 111563110, 133875732, 167344665, 200813598, 223126220, 334689330, 401627196, 502033995, 669378660, 1004067990, 2008135980]

約数ペア:

[(1, 2008135980), (2, 1004067990), (3, 669378660), (4, 502033995), (5, 401627196), (6, 334689330), (9, 223126220), (10, 200813598), (12, 167344665), (15, 133875732), (18, 111563110), (20, 100406799), (23, 87310260), (30, 66937866), (31, 64778580), (36, 55781555), (45, 44625244), (46, 43655130), (60, 33468933), (62, 32389290), (69, 29103420), (90, 22312622), (92, 21827565), (93, 21592860), (115, 17462052), (124, 16194645), (138, 14551710), (155, 12955716), (180, 11156311), (186, 10796430), (207, 9701140), (230, 8731026), (276, 7275855), (279, 7197620), (310, 6477858), (345, 5820684), (372, 5398215), (414, 4850570), (460, 4365513), (465, 4318572), (558, 3598810), (620, 3238929), (690, 2910342), (713, 2816460), (828, 2425285), (930, 2159286), (1035, 1940228), (1116, 1799405), (1380, 1455171), (1395, 1439524), (1426, 1408230), (1860, 1079643), (2070, 970114), (2139, 938820), (2790, 719762), (2852, 704115), (3565, 563292), (4140, 485057), (4278, 469410), (5580, 359881), (6417, 312940), (7130, 281646), (8556, 234705), (10695, 187764), (12834, 156470), (14260, 140823), (15647, 128340), (21390, 93882), (25668, 78235), (31294, 64170), (32085, 62588), (42780, 46941)]