153751920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1289}}^1$

素因数の和:1383

約数の個数: 160

約数和(自身を含む): 552821760

約数和(自身を除く): 399069840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 71, 80, 84, 105, 112, 120, 140, 142, 168, 210, 213, 240, 280, 284, 336, 355, 420, 426, 497, 560, 568, 710, 840, 852, 994, 1065, 1136, 1289, 1420, 1491, 1680, 1704, 1988, 2130, 2485, 2578, 2840, 2982, 3408, 3867, 3976, 4260, 4970, 5156, 5680, 5964, 6445, 7455, 7734, 7952, 8520, 9023, 9940, 10312, 11928, 12890, 14910, 15468, 17040, 18046, 19335, 19880, 20624, 23856, 25780, 27069, 29820, 30936, 36092, 38670, 39760, 45115, 51560, 54138, 59640, 61872, 72184, 77340, 90230, 91519, 103120, 108276, 119280, 135345, 144368, 154680, 180460, 183038, 216552, 270690, 274557, 309360, 360920, 366076, 433104, 457595, 541380, 549114, 640633, 721840, 732152, 915190, 1082760, 1098228, 1281266, 1372785, 1464304, 1830380, 1921899, 2165520, 2196456, 2562532, 2745570, 3203165, 3660760, 3843798, 4392912, 5125064, 5491140, 6406330, 7321520, 7687596, 9609495, 10250128, 10982280, 12812660, 15375192, 19218990, 21964560, 25625320, 30750384, 38437980, 51250640, 76875960, 153751920]

約数ペア:

[(1, 153751920), (2, 76875960), (3, 51250640), (4, 38437980), (5, 30750384), (6, 25625320), (7, 21964560), (8, 19218990), (10, 15375192), (12, 12812660), (14, 10982280), (15, 10250128), (16, 9609495), (20, 7687596), (21, 7321520), (24, 6406330), (28, 5491140), (30, 5125064), (35, 4392912), (40, 3843798), (42, 3660760), (48, 3203165), (56, 2745570), (60, 2562532), (70, 2196456), (71, 2165520), (80, 1921899), (84, 1830380), (105, 1464304), (112, 1372785), (120, 1281266), (140, 1098228), (142, 1082760), (168, 915190), (210, 732152), (213, 721840), (240, 640633), (280, 549114), (284, 541380), (336, 457595), (355, 433104), (420, 366076), (426, 360920), (497, 309360), (560, 274557), (568, 270690), (710, 216552), (840, 183038), (852, 180460), (994, 154680), (1065, 144368), (1136, 135345), (1289, 119280), (1420, 108276), (1491, 103120), (1680, 91519), (1704, 90230), (1988, 77340), (2130, 72184), (2485, 61872), (2578, 59640), (2840, 54138), (2982, 51560), (3408, 45115), (3867, 39760), (3976, 38670), (4260, 36092), (4970, 30936), (5156, 29820), (5680, 27069), (5964, 25780), (6445, 23856), (7455, 20624), (7734, 19880), (7952, 19335), (8520, 18046), (9023, 17040), (9940, 15468), (10312, 14910), (11928, 12890)]