1988147520

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{4397}}^1$

素因数の和:4577

約数の個数: 168

約数和(自身を含む): 6883520904

約数和(自身を除く): 4895373384

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 157, 160, 180, 192, 240, 288, 314, 320, 360, 471, 480, 576, 628, 720, 785, 942, 960, 1256, 1413, 1440, 1570, 1884, 2355, 2512, 2826, 2880, 3140, 3768, 4397, 4710, 5024, 5652, 6280, 7065, 7536, 8794, 9420, 10048, 11304, 12560, 13191, 14130, 15072, 17588, 18840, 21985, 22608, 25120, 26382, 28260, 30144, 35176, 37680, 39573, 43970, 45216, 50240, 52764, 56520, 65955, 70352, 75360, 79146, 87940, 90432, 105528, 113040, 131910, 140704, 150720, 158292, 175880, 197865, 211056, 226080, 263820, 281408, 316584, 351760, 395730, 422112, 452160, 527640, 633168, 690329, 703520, 791460, 844224, 1055280, 1266336, 1380658, 1407040, 1582920, 2070987, 2110560, 2532672, 2761316, 3165840, 3451645, 4141974, 4221120, 5522632, 6212961, 6331680, 6903290, 8283948, 10354935, 11045264, 12425922, 12663360, 13806580, 16567896, 20709870, 22090528, 24851844, 27613160, 31064805, 33135792, 41419740, 44181056, 49703688, 55226320, 62129610, 66271584, 82839480, 99407376, 110452640, 124259220, 132543168, 165678960, 198814752, 220905280, 248518440, 331357920, 397629504, 497036880, 662715840, 994073760, 1988147520]

約数ペア:

[(1, 1988147520), (2, 994073760), (3, 662715840), (4, 497036880), (5, 397629504), (6, 331357920), (8, 248518440), (9, 220905280), (10, 198814752), (12, 165678960), (15, 132543168), (16, 124259220), (18, 110452640), (20, 99407376), (24, 82839480), (30, 66271584), (32, 62129610), (36, 55226320), (40, 49703688), (45, 44181056), (48, 41419740), (60, 33135792), (64, 31064805), (72, 27613160), (80, 24851844), (90, 22090528), (96, 20709870), (120, 16567896), (144, 13806580), (157, 12663360), (160, 12425922), (180, 11045264), (192, 10354935), (240, 8283948), (288, 6903290), (314, 6331680), (320, 6212961), (360, 5522632), (471, 4221120), (480, 4141974), (576, 3451645), (628, 3165840), (720, 2761316), (785, 2532672), (942, 2110560), (960, 2070987), (1256, 1582920), (1413, 1407040), (1440, 1380658), (1570, 1266336), (1884, 1055280), (2355, 844224), (2512, 791460), (2826, 703520), (2880, 690329), (3140, 633168), (3768, 527640), (4397, 452160), (4710, 422112), (5024, 395730), (5652, 351760), (6280, 316584), (7065, 281408), (7536, 263820), (8794, 226080), (9420, 211056), (10048, 197865), (11304, 175880), (12560, 158292), (13191, 150720), (14130, 140704), (15072, 131910), (17588, 113040), (18840, 105528), (21985, 90432), (22608, 87940), (25120, 79146), (26382, 75360), (28260, 70352), (30144, 65955), (35176, 56520), (37680, 52764), (39573, 50240), (43970, 45216)]