2783880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1$

素因数の和:84

約数の個数: 192

約数和(自身を含む): 10670400

約数和(自身を除く): 7886520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 19, 20, 22, 24, 30, 33, 36, 37, 38, 40, 44, 45, 55, 57, 60, 66, 72, 74, 76, 88, 90, 95, 99, 110, 111, 114, 120, 132, 148, 152, 165, 171, 180, 185, 190, 198, 209, 220, 222, 228, 264, 285, 296, 330, 333, 342, 360, 370, 380, 396, 407, 418, 440, 444, 456, 495, 555, 570, 627, 660, 666, 684, 703, 740, 760, 792, 814, 836, 855, 888, 990, 1045, 1110, 1140, 1221, 1254, 1320, 1332, 1368, 1406, 1480, 1628, 1665, 1672, 1710, 1881, 1980, 2035, 2090, 2109, 2220, 2280, 2442, 2508, 2664, 2812, 3135, 3256, 3330, 3420, 3515, 3663, 3762, 3960, 4070, 4180, 4218, 4440, 4884, 5016, 5624, 6105, 6270, 6327, 6660, 6840, 7030, 7326, 7524, 7733, 8140, 8360, 8436, 9405, 9768, 10545, 12210, 12540, 12654, 13320, 14060, 14652, 15048, 15466, 16280, 16872, 18315, 18810, 21090, 23199, 24420, 25080, 25308, 28120, 29304, 30932, 31635, 36630, 37620, 38665, 42180, 46398, 48840, 50616, 61864, 63270, 69597, 73260, 75240, 77330, 84360, 92796, 115995, 126540, 139194, 146520, 154660, 185592, 231990, 253080, 278388, 309320, 347985, 463980, 556776, 695970, 927960, 1391940, 2783880]

約数ペア:

[(1, 2783880), (2, 1391940), (3, 927960), (4, 695970), (5, 556776), (6, 463980), (8, 347985), (9, 309320), (10, 278388), (11, 253080), (12, 231990), (15, 185592), (18, 154660), (19, 146520), (20, 139194), (22, 126540), (24, 115995), (30, 92796), (33, 84360), (36, 77330), (37, 75240), (38, 73260), (40, 69597), (44, 63270), (45, 61864), (55, 50616), (57, 48840), (60, 46398), (66, 42180), (72, 38665), (74, 37620), (76, 36630), (88, 31635), (90, 30932), (95, 29304), (99, 28120), (110, 25308), (111, 25080), (114, 24420), (120, 23199), (132, 21090), (148, 18810), (152, 18315), (165, 16872), (171, 16280), (180, 15466), (185, 15048), (190, 14652), (198, 14060), (209, 13320), (220, 12654), (222, 12540), (228, 12210), (264, 10545), (285, 9768), (296, 9405), (330, 8436), (333, 8360), (342, 8140), (360, 7733), (370, 7524), (380, 7326), (396, 7030), (407, 6840), (418, 6660), (440, 6327), (444, 6270), (456, 6105), (495, 5624), (555, 5016), (570, 4884), (627, 4440), (660, 4218), (666, 4180), (684, 4070), (703, 3960), (740, 3762), (760, 3663), (792, 3515), (814, 3420), (836, 3330), (855, 3256), (888, 3135), (990, 2812), (1045, 2664), (1110, 2508), (1140, 2442), (1221, 2280), (1254, 2220), (1320, 2109), (1332, 2090), (1368, 2035), (1406, 1980), (1480, 1881), (1628, 1710), (1665, 1672)]