1988929320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{9907}}^1$

素因数の和:10167

約数の個数: 128

約数和(自身を含む): 6848409600

約数和(自身を除く): 4859480280

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, 70, 84, 105, 120, 140, 168, 210, 239, 280, 420, 478, 717, 840, 956, 1195, 1434, 1673, 1912, 2390, 2868, 3346, 3585, 4780, 5019, 5736, 6692, 7170, 8365, 9560, 9907, 10038, 13384, 14340, 16730, 19814, 20076, 25095, 28680, 29721, 33460, 39628, 40152, 49535, 50190, 59442, 66920, 69349, 79256, 99070, 100380, 118884, 138698, 148605, 198140, 200760, 208047, 237768, 277396, 297210, 346745, 396280, 416094, 554792, 594420, 693490, 832188, 1040235, 1188840, 1386980, 1664376, 2080470, 2367773, 2773960, 4160940, 4735546, 7103319, 8321880, 9471092, 11838865, 14206638, 16574411, 18942184, 23677730, 28413276, 33148822, 35516595, 47355460, 49723233, 56826552, 66297644, 71033190, 82872055, 94710920, 99446466, 132595288, 142066380, 165744110, 198892932, 248616165, 284132760, 331488220, 397785864, 497232330, 662976440, 994464660, 1988929320]

約数ペア:

[(1, 1988929320), (2, 994464660), (3, 662976440), (4, 497232330), (5, 397785864), (6, 331488220), (7, 284132760), (8, 248616165), (10, 198892932), (12, 165744110), (14, 142066380), (15, 132595288), (20, 99446466), (21, 94710920), (24, 82872055), (28, 71033190), (30, 66297644), (35, 56826552), (40, 49723233), (42, 47355460), (56, 35516595), (60, 33148822), (70, 28413276), (84, 23677730), (105, 18942184), (120, 16574411), (140, 14206638), (168, 11838865), (210, 9471092), (239, 8321880), (280, 7103319), (420, 4735546), (478, 4160940), (717, 2773960), (840, 2367773), (956, 2080470), (1195, 1664376), (1434, 1386980), (1673, 1188840), (1912, 1040235), (2390, 832188), (2868, 693490), (3346, 594420), (3585, 554792), (4780, 416094), (5019, 396280), (5736, 346745), (6692, 297210), (7170, 277396), (8365, 237768), (9560, 208047), (9907, 200760), (10038, 198140), (13384, 148605), (14340, 138698), (16730, 118884), (19814, 100380), (20076, 99070), (25095, 79256), (28680, 69349), (29721, 66920), (33460, 59442), (39628, 50190), (40152, 49535)]