1850480520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{397}}^1$

素因数の和:628

約数の個数: 256

約数和(自身を含む): 6602342400

約数和(自身を除く): 4751861880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 179, 186, 210, 217, 248, 280, 310, 358, 372, 397, 420, 434, 465, 537, 620, 651, 716, 744, 794, 840, 868, 895, 930, 1074, 1085, 1191, 1240, 1253, 1302, 1432, 1588, 1736, 1790, 1860, 1985, 2148, 2170, 2382, 2506, 2604, 2685, 2779, 3176, 3255, 3580, 3720, 3759, 3970, 4296, 4340, 4764, 5012, 5208, 5370, 5549, 5558, 5955, 6265, 6510, 7160, 7518, 7940, 8337, 8680, 9528, 10024, 10740, 11098, 11116, 11910, 12307, 12530, 13020, 13895, 15036, 15880, 16647, 16674, 18795, 21480, 22196, 22232, 23820, 24614, 25060, 26040, 27745, 27790, 30072, 33294, 33348, 36921, 37590, 38843, 41685, 44392, 47640, 49228, 50120, 55490, 55580, 61535, 66588, 66696, 71063, 73842, 75180, 77686, 83235, 83370, 86149, 98456, 110980, 111160, 116529, 123070, 133176, 142126, 147684, 150360, 155372, 166470, 166740, 172298, 184605, 194215, 213189, 221960, 233058, 246140, 258447, 284252, 295368, 310744, 332940, 333480, 344596, 355315, 369210, 388430, 426378, 430745, 466116, 492280, 497441, 516894, 568504, 582645, 665880, 689192, 710630, 738420, 776860, 852756, 861490, 932232, 994882, 1033788, 1065945, 1165290, 1292235, 1421260, 1476840, 1492323, 1553720, 1705512, 1722980, 1989764, 2067576, 2131890, 2202953, 2330580, 2487205, 2584470, 2842520, 2984646, 3445960, 3979528, 4263780, 4405906, 4661160, 4974410, 5168940, 5969292, 6608859, 7461615, 8527560, 8811812, 9948820, 10337880, 11014765, 11938584, 13217718, 14923230, 15420671, 17623624, 19897640, 22029530, 26435436, 29846460, 30841342, 33044295, 44059060, 46262013, 52870872, 59692920, 61682684, 66088590, 77103355, 88118120, 92524026, 123365368, 132177180, 154206710, 185048052, 231310065, 264354360, 308413420, 370096104, 462620130, 616826840, 925240260, 1850480520]

約数ペア:

[(1, 1850480520), (2, 925240260), (3, 616826840), (4, 462620130), (5, 370096104), (6, 308413420), (7, 264354360), (8, 231310065), (10, 185048052), (12, 154206710), (14, 132177180), (15, 123365368), (20, 92524026), (21, 88118120), (24, 77103355), (28, 66088590), (30, 61682684), (31, 59692920), (35, 52870872), (40, 46262013), (42, 44059060), (56, 33044295), (60, 30841342), (62, 29846460), (70, 26435436), (84, 22029530), (93, 19897640), (105, 17623624), (120, 15420671), (124, 14923230), (140, 13217718), (155, 11938584), (168, 11014765), (179, 10337880), (186, 9948820), (210, 8811812), (217, 8527560), (248, 7461615), (280, 6608859), (310, 5969292), (358, 5168940), (372, 4974410), (397, 4661160), (420, 4405906), (434, 4263780), (465, 3979528), (537, 3445960), (620, 2984646), (651, 2842520), (716, 2584470), (744, 2487205), (794, 2330580), (840, 2202953), (868, 2131890), (895, 2067576), (930, 1989764), (1074, 1722980), (1085, 1705512), (1191, 1553720), (1240, 1492323), (1253, 1476840), (1302, 1421260), (1432, 1292235), (1588, 1165290), (1736, 1065945), (1790, 1033788), (1860, 994882), (1985, 932232), (2148, 861490), (2170, 852756), (2382, 776860), (2506, 738420), (2604, 710630), (2685, 689192), (2779, 665880), (3176, 582645), (3255, 568504), (3580, 516894), (3720, 497441), (3759, 492280), (3970, 466116), (4296, 430745), (4340, 426378), (4764, 388430), (5012, 369210), (5208, 355315), (5370, 344596), (5549, 333480), (5558, 332940), (5955, 310744), (6265, 295368), (6510, 284252), (7160, 258447), (7518, 246140), (7940, 233058), (8337, 221960), (8680, 213189), (9528, 194215), (10024, 184605), (10740, 172298), (11098, 166740), (11116, 166470), (11910, 155372), (12307, 150360), (12530, 147684), (13020, 142126), (13895, 133176), (15036, 123070), (15880, 116529), (16647, 111160), (16674, 110980), (18795, 98456), (21480, 86149), (22196, 83370), (22232, 83235), (23820, 77686), (24614, 75180), (25060, 73842), (26040, 71063), (27745, 66696), (27790, 66588), (30072, 61535), (33294, 55580), (33348, 55490), (36921, 50120), (37590, 49228), (38843, 47640), (41685, 44392)]