642508160

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{829}}^1$

素因数の和:1028

約数の個数: 128

約数和(自身を含む): 1767700800

約数和(自身を除く): 1125192640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 173, 224, 280, 320, 346, 448, 560, 640, 692, 829, 865, 896, 1120, 1211, 1384, 1658, 1730, 2240, 2422, 2768, 3316, 3460, 4145, 4480, 4844, 5536, 5803, 6055, 6632, 6920, 8290, 9688, 11072, 11606, 12110, 13264, 13840, 16580, 19376, 22144, 23212, 24220, 26528, 27680, 29015, 33160, 38752, 46424, 48440, 53056, 55360, 58030, 66320, 77504, 92848, 96880, 106112, 110720, 116060, 132640, 143417, 155008, 185696, 193760, 232120, 265280, 286834, 371392, 387520, 464240, 530560, 573668, 717085, 742784, 775040, 928480, 1003919, 1147336, 1434170, 1856960, 2007838, 2294672, 2868340, 3713920, 4015676, 4589344, 5019595, 5736680, 8031352, 9178688, 10039190, 11473360, 16062704, 18357376, 20078380, 22946720, 32125408, 40156760, 45893440, 64250816, 80313520, 91786880, 128501632, 160627040, 321254080, 642508160]

約数ペア:

[(1, 642508160), (2, 321254080), (4, 160627040), (5, 128501632), (7, 91786880), (8, 80313520), (10, 64250816), (14, 45893440), (16, 40156760), (20, 32125408), (28, 22946720), (32, 20078380), (35, 18357376), (40, 16062704), (56, 11473360), (64, 10039190), (70, 9178688), (80, 8031352), (112, 5736680), (128, 5019595), (140, 4589344), (160, 4015676), (173, 3713920), (224, 2868340), (280, 2294672), (320, 2007838), (346, 1856960), (448, 1434170), (560, 1147336), (640, 1003919), (692, 928480), (829, 775040), (865, 742784), (896, 717085), (1120, 573668), (1211, 530560), (1384, 464240), (1658, 387520), (1730, 371392), (2240, 286834), (2422, 265280), (2768, 232120), (3316, 193760), (3460, 185696), (4145, 155008), (4480, 143417), (4844, 132640), (5536, 116060), (5803, 110720), (6055, 106112), (6632, 96880), (6920, 92848), (8290, 77504), (9688, 66320), (11072, 58030), (11606, 55360), (12110, 53056), (13264, 48440), (13840, 46424), (16580, 38752), (19376, 33160), (22144, 29015), (23212, 27680), (24220, 26528)]