19139400

素因数分解:

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

素因数の和:74

約数の個数: 288

約数和(自身を含む): 77376000

約数和(自身を除く): 58236600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 25, 28, 30, 31, 35, 36, 40, 42, 45, 49, 50, 56, 60, 62, 63, 70, 72, 75, 84, 90, 93, 98, 100, 105, 120, 124, 126, 140, 147, 150, 155, 168, 175, 180, 186, 196, 200, 210, 217, 225, 245, 248, 252, 279, 280, 294, 300, 310, 315, 343, 350, 360, 372, 392, 420, 434, 441, 450, 465, 490, 504, 525, 558, 588, 600, 620, 630, 651, 686, 700, 735, 744, 775, 840, 868, 882, 900, 930, 980, 1029, 1050, 1085, 1116, 1176, 1225, 1240, 1260, 1302, 1372, 1395, 1400, 1470, 1519, 1550, 1575, 1715, 1736, 1764, 1800, 1860, 1953, 1960, 2058, 2100, 2170, 2205, 2232, 2325, 2450, 2520, 2604, 2744, 2790, 2940, 3038, 3087, 3100, 3150, 3255, 3430, 3528, 3675, 3720, 3906, 4116, 4200, 4340, 4410, 4557, 4650, 4900, 5145, 5208, 5425, 5580, 5880, 6076, 6174, 6200, 6300, 6510, 6860, 6975, 7350, 7595, 7812, 8232, 8575, 8680, 8820, 9114, 9300, 9765, 9800, 10290, 10633, 10850, 11025, 11160, 12152, 12348, 12600, 13020, 13671, 13720, 13950, 14700, 15190, 15435, 15624, 16275, 17150, 17640, 18228, 18600, 19530, 20580, 21266, 21700, 22050, 22785, 24696, 25725, 26040, 27342, 27900, 29400, 30380, 30870, 31899, 32550, 34300, 36456, 37975, 39060, 41160, 42532, 43400, 44100, 45570, 48825, 51450, 53165, 54684, 55800, 60760, 61740, 63798, 65100, 68355, 68600, 75950, 77175, 78120, 85064, 88200, 91140, 95697, 97650, 102900, 106330, 109368, 113925, 123480, 127596, 130200, 136710, 151900, 154350, 159495, 182280, 191394, 195300, 205800, 212660, 227850, 255192, 265825, 273420, 303800, 308700, 318990, 341775, 382788, 390600, 425320, 455700, 478485, 531650, 546840, 617400, 637980, 683550, 765576, 797475, 911400, 956970, 1063300, 1275960, 1367100, 1594950, 1913940, 2126600, 2392425, 2734200, 3189900, 3827880, 4784850, 6379800, 9569700, 19139400]

約数ペア:

[(1, 19139400), (2, 9569700), (3, 6379800), (4, 4784850), (5, 3827880), (6, 3189900), (7, 2734200), (8, 2392425), (9, 2126600), (10, 1913940), (12, 1594950), (14, 1367100), (15, 1275960), (18, 1063300), (20, 956970), (21, 911400), (24, 797475), (25, 765576), (28, 683550), (30, 637980), (31, 617400), (35, 546840), (36, 531650), (40, 478485), (42, 455700), (45, 425320), (49, 390600), (50, 382788), (56, 341775), (60, 318990), (62, 308700), (63, 303800), (70, 273420), (72, 265825), (75, 255192), (84, 227850), (90, 212660), (93, 205800), (98, 195300), (100, 191394), (105, 182280), (120, 159495), (124, 154350), (126, 151900), (140, 136710), (147, 130200), (150, 127596), (155, 123480), (168, 113925), (175, 109368), (180, 106330), (186, 102900), (196, 97650), (200, 95697), (210, 91140), (217, 88200), (225, 85064), (245, 78120), (248, 77175), (252, 75950), (279, 68600), (280, 68355), (294, 65100), (300, 63798), (310, 61740), (315, 60760), (343, 55800), (350, 54684), (360, 53165), (372, 51450), (392, 48825), (420, 45570), (434, 44100), (441, 43400), (450, 42532), (465, 41160), (490, 39060), (504, 37975), (525, 36456), (558, 34300), (588, 32550), (600, 31899), (620, 30870), (630, 30380), (651, 29400), (686, 27900), (700, 27342), (735, 26040), (744, 25725), (775, 24696), (840, 22785), (868, 22050), (882, 21700), (900, 21266), (930, 20580), (980, 19530), (1029, 18600), (1050, 18228), (1085, 17640), (1116, 17150), (1176, 16275), (1225, 15624), (1240, 15435), (1260, 15190), (1302, 14700), (1372, 13950), (1395, 13720), (1400, 13671), (1470, 13020), (1519, 12600), (1550, 12348), (1575, 12152), (1715, 11160), (1736, 11025), (1764, 10850), (1800, 10633), (1860, 10290), (1953, 9800), (1960, 9765), (2058, 9300), (2100, 9114), (2170, 8820), (2205, 8680), (2232, 8575), (2325, 8232), (2450, 7812), (2520, 7595), (2604, 7350), (2744, 6975), (2790, 6860), (2940, 6510), (3038, 6300), (3087, 6200), (3100, 6174), (3150, 6076), (3255, 5880), (3430, 5580), (3528, 5425), (3675, 5208), (3720, 5145), (3906, 4900), (4116, 4650), (4200, 4557), (4340, 4410)]