189388440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{257}}^1$

素因数の和:386

約数の個数: 192

約数和(自身を含む): 652017600

約数和(自身を除く): 462629160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 45, 46, 60, 69, 72, 89, 90, 92, 115, 120, 138, 178, 180, 184, 207, 230, 257, 267, 276, 345, 356, 360, 414, 445, 460, 514, 534, 552, 690, 712, 771, 801, 828, 890, 920, 1028, 1035, 1068, 1285, 1335, 1380, 1542, 1602, 1656, 1780, 2047, 2056, 2070, 2136, 2313, 2570, 2670, 2760, 3084, 3204, 3560, 3855, 4005, 4094, 4140, 4626, 5140, 5340, 5911, 6141, 6168, 6408, 7710, 8010, 8188, 8280, 9252, 10235, 10280, 10680, 11565, 11822, 12282, 15420, 16020, 16376, 17733, 18423, 18504, 20470, 22873, 23130, 23644, 24564, 29555, 30705, 30840, 32040, 35466, 36846, 40940, 45746, 46260, 47288, 49128, 53199, 59110, 61410, 68619, 70932, 73692, 81880, 88665, 91492, 92115, 92520, 106398, 114365, 118220, 122820, 137238, 141864, 147384, 177330, 182984, 184230, 205857, 212796, 228730, 236440, 245640, 265995, 274476, 343095, 354660, 368460, 411714, 425592, 457460, 526079, 531990, 548952, 686190, 709320, 736920, 823428, 914920, 1029285, 1052158, 1063980, 1372380, 1578237, 1646856, 2058570, 2104316, 2127960, 2630395, 2744760, 3156474, 4117140, 4208632, 4734711, 5260790, 6312948, 7891185, 8234280, 9469422, 10521580, 12625896, 15782370, 18938844, 21043160, 23673555, 31564740, 37877688, 47347110, 63129480, 94694220, 189388440]

約数ペア:

[(1, 189388440), (2, 94694220), (3, 63129480), (4, 47347110), (5, 37877688), (6, 31564740), (8, 23673555), (9, 21043160), (10, 18938844), (12, 15782370), (15, 12625896), (18, 10521580), (20, 9469422), (23, 8234280), (24, 7891185), (30, 6312948), (36, 5260790), (40, 4734711), (45, 4208632), (46, 4117140), (60, 3156474), (69, 2744760), (72, 2630395), (89, 2127960), (90, 2104316), (92, 2058570), (115, 1646856), (120, 1578237), (138, 1372380), (178, 1063980), (180, 1052158), (184, 1029285), (207, 914920), (230, 823428), (257, 736920), (267, 709320), (276, 686190), (345, 548952), (356, 531990), (360, 526079), (414, 457460), (445, 425592), (460, 411714), (514, 368460), (534, 354660), (552, 343095), (690, 274476), (712, 265995), (771, 245640), (801, 236440), (828, 228730), (890, 212796), (920, 205857), (1028, 184230), (1035, 182984), (1068, 177330), (1285, 147384), (1335, 141864), (1380, 137238), (1542, 122820), (1602, 118220), (1656, 114365), (1780, 106398), (2047, 92520), (2056, 92115), (2070, 91492), (2136, 88665), (2313, 81880), (2570, 73692), (2670, 70932), (2760, 68619), (3084, 61410), (3204, 59110), (3560, 53199), (3855, 49128), (4005, 47288), (4094, 46260), (4140, 45746), (4626, 40940), (5140, 36846), (5340, 35466), (5911, 32040), (6141, 30840), (6168, 30705), (6408, 29555), (7710, 24564), (8010, 23644), (8188, 23130), (8280, 22873), (9252, 20470), (10235, 18504), (10280, 18423), (10680, 17733), (11565, 16376), (11822, 16020), (12282, 15420)]