209305320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{3719}}^1$

素因数の和:3807

約数の個数: 128

約数和(自身を含む): 728524800

約数和(自身を除く): 519219480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 67, 70, 84, 105, 120, 134, 140, 168, 201, 210, 268, 280, 335, 402, 420, 469, 536, 670, 804, 840, 938, 1005, 1340, 1407, 1608, 1876, 2010, 2345, 2680, 2814, 3719, 3752, 4020, 4690, 5628, 7035, 7438, 8040, 9380, 11157, 11256, 14070, 14876, 18595, 18760, 22314, 26033, 28140, 29752, 37190, 44628, 52066, 55785, 56280, 74380, 78099, 89256, 104132, 111570, 130165, 148760, 156198, 208264, 223140, 249173, 260330, 312396, 390495, 446280, 498346, 520660, 624792, 747519, 780990, 996692, 1041320, 1245865, 1495038, 1561980, 1744211, 1993384, 2491730, 2990076, 3123960, 3488422, 3737595, 4983460, 5232633, 5980152, 6976844, 7475190, 8721055, 9966920, 10465266, 13953688, 14950380, 17442110, 20930532, 26163165, 29900760, 34884220, 41861064, 52326330, 69768440, 104652660, 209305320]

約数ペア:

[(1, 209305320), (2, 104652660), (3, 69768440), (4, 52326330), (5, 41861064), (6, 34884220), (7, 29900760), (8, 26163165), (10, 20930532), (12, 17442110), (14, 14950380), (15, 13953688), (20, 10465266), (21, 9966920), (24, 8721055), (28, 7475190), (30, 6976844), (35, 5980152), (40, 5232633), (42, 4983460), (56, 3737595), (60, 3488422), (67, 3123960), (70, 2990076), (84, 2491730), (105, 1993384), (120, 1744211), (134, 1561980), (140, 1495038), (168, 1245865), (201, 1041320), (210, 996692), (268, 780990), (280, 747519), (335, 624792), (402, 520660), (420, 498346), (469, 446280), (536, 390495), (670, 312396), (804, 260330), (840, 249173), (938, 223140), (1005, 208264), (1340, 156198), (1407, 148760), (1608, 130165), (1876, 111570), (2010, 104132), (2345, 89256), (2680, 78099), (2814, 74380), (3719, 56280), (3752, 55785), (4020, 52066), (4690, 44628), (5628, 37190), (7035, 29752), (7438, 28140), (8040, 26033), (9380, 22314), (11157, 18760), (11256, 18595), (14070, 14876)]