128420600

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{269}}^1$

素因数の和:334

約数の個数: 192

約数和(自身を含む): 385689600

約数和(自身を除く): 257269000

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 25, 28, 31, 35, 40, 44, 50, 55, 56, 62, 70, 77, 88, 100, 110, 124, 140, 154, 155, 175, 200, 217, 220, 248, 269, 275, 280, 308, 310, 341, 350, 385, 434, 440, 538, 550, 616, 620, 682, 700, 770, 775, 868, 1076, 1085, 1100, 1240, 1345, 1364, 1400, 1540, 1550, 1705, 1736, 1883, 1925, 2152, 2170, 2200, 2387, 2690, 2728, 2959, 3080, 3100, 3410, 3766, 3850, 4340, 4774, 5380, 5425, 5918, 6200, 6725, 6820, 7532, 7700, 8339, 8525, 8680, 9415, 9548, 10760, 10850, 11836, 11935, 13450, 13640, 14795, 15064, 15400, 16678, 17050, 18830, 19096, 20713, 21700, 23672, 23870, 26900, 29590, 33356, 34100, 37660, 41426, 41695, 43400, 47075, 47740, 53800, 58373, 59180, 59675, 66712, 68200, 73975, 75320, 82852, 83390, 91729, 94150, 95480, 103565, 116746, 118360, 119350, 147950, 165704, 166780, 183458, 188300, 207130, 208475, 233492, 238700, 291865, 295900, 333560, 366916, 376600, 414260, 416950, 458645, 466984, 477400, 517825, 583730, 591800, 642103, 733832, 828520, 833900, 917290, 1035650, 1167460, 1284206, 1459325, 1667800, 1834580, 2071300, 2293225, 2334920, 2568412, 2918650, 3210515, 3669160, 4142600, 4586450, 5136824, 5837300, 6421030, 9172900, 11674600, 12842060, 16052575, 18345800, 25684120, 32105150, 64210300, 128420600]

約数ペア:

[(1, 128420600), (2, 64210300), (4, 32105150), (5, 25684120), (7, 18345800), (8, 16052575), (10, 12842060), (11, 11674600), (14, 9172900), (20, 6421030), (22, 5837300), (25, 5136824), (28, 4586450), (31, 4142600), (35, 3669160), (40, 3210515), (44, 2918650), (50, 2568412), (55, 2334920), (56, 2293225), (62, 2071300), (70, 1834580), (77, 1667800), (88, 1459325), (100, 1284206), (110, 1167460), (124, 1035650), (140, 917290), (154, 833900), (155, 828520), (175, 733832), (200, 642103), (217, 591800), (220, 583730), (248, 517825), (269, 477400), (275, 466984), (280, 458645), (308, 416950), (310, 414260), (341, 376600), (350, 366916), (385, 333560), (434, 295900), (440, 291865), (538, 238700), (550, 233492), (616, 208475), (620, 207130), (682, 188300), (700, 183458), (770, 166780), (775, 165704), (868, 147950), (1076, 119350), (1085, 118360), (1100, 116746), (1240, 103565), (1345, 95480), (1364, 94150), (1400, 91729), (1540, 83390), (1550, 82852), (1705, 75320), (1736, 73975), (1883, 68200), (1925, 66712), (2152, 59675), (2170, 59180), (2200, 58373), (2387, 53800), (2690, 47740), (2728, 47075), (2959, 43400), (3080, 41695), (3100, 41426), (3410, 37660), (3766, 34100), (3850, 33356), (4340, 29590), (4774, 26900), (5380, 23870), (5425, 23672), (5918, 21700), (6200, 20713), (6725, 19096), (6820, 18830), (7532, 17050), (7700, 16678), (8339, 15400), (8525, 15064), (8680, 14795), (9415, 13640), (9548, 13450), (10760, 11935), (10850, 11836)]