1383020820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{1931}}^1$

素因数の和:2142

約数の個数: 144

約数和(自身を含む): 4405145472

約数和(自身を除く): 3022124652

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 173, 180, 207, 230, 276, 345, 346, 414, 460, 519, 690, 692, 828, 865, 1035, 1038, 1380, 1557, 1730, 1931, 2070, 2076, 2595, 3114, 3460, 3862, 3979, 4140, 5190, 5793, 6228, 7724, 7785, 7958, 9655, 10380, 11586, 11937, 15570, 15916, 17379, 19310, 19895, 23172, 23874, 28965, 31140, 34758, 35811, 38620, 39790, 44413, 47748, 57930, 59685, 69516, 71622, 79580, 86895, 88826, 115860, 119370, 133239, 143244, 173790, 177652, 179055, 222065, 238740, 266478, 334063, 347580, 358110, 399717, 444130, 532956, 666195, 668126, 716220, 799434, 888260, 1002189, 1332390, 1336252, 1598868, 1670315, 1998585, 2004378, 2664780, 3006567, 3340630, 3997170, 4008756, 5010945, 6013134, 6681260, 7683449, 7994340, 10021890, 12026268, 15032835, 15366898, 20043780, 23050347, 30065670, 30733796, 38417245, 46100694, 60131340, 69151041, 76834490, 92201388, 115251735, 138302082, 153668980, 230503470, 276604164, 345755205, 461006940, 691510410, 1383020820]

約数ペア:

[(1, 1383020820), (2, 691510410), (3, 461006940), (4, 345755205), (5, 276604164), (6, 230503470), (9, 153668980), (10, 138302082), (12, 115251735), (15, 92201388), (18, 76834490), (20, 69151041), (23, 60131340), (30, 46100694), (36, 38417245), (45, 30733796), (46, 30065670), (60, 23050347), (69, 20043780), (90, 15366898), (92, 15032835), (115, 12026268), (138, 10021890), (173, 7994340), (180, 7683449), (207, 6681260), (230, 6013134), (276, 5010945), (345, 4008756), (346, 3997170), (414, 3340630), (460, 3006567), (519, 2664780), (690, 2004378), (692, 1998585), (828, 1670315), (865, 1598868), (1035, 1336252), (1038, 1332390), (1380, 1002189), (1557, 888260), (1730, 799434), (1931, 716220), (2070, 668126), (2076, 666195), (2595, 532956), (3114, 444130), (3460, 399717), (3862, 358110), (3979, 347580), (4140, 334063), (5190, 266478), (5793, 238740), (6228, 222065), (7724, 179055), (7785, 177652), (7958, 173790), (9655, 143244), (10380, 133239), (11586, 119370), (11937, 115860), (15570, 88826), (15916, 86895), (17379, 79580), (19310, 71622), (19895, 69516), (23172, 59685), (23874, 57930), (28965, 47748), (31140, 44413), (34758, 39790), (35811, 38620)]