2013321660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{647}}^1$

素因数の和:936

約数の個数: 192

約数和(自身を含む): 6688604160

約数和(自身を除く): 4675282500

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 62, 70, 84, 93, 105, 124, 140, 155, 186, 210, 217, 239, 310, 372, 420, 434, 465, 478, 620, 647, 651, 717, 868, 930, 956, 1085, 1195, 1294, 1302, 1434, 1673, 1860, 1941, 2170, 2390, 2588, 2604, 2868, 3235, 3255, 3346, 3585, 3882, 4340, 4529, 4780, 5019, 6470, 6510, 6692, 7170, 7409, 7764, 8365, 9058, 9705, 10038, 12940, 13020, 13587, 14340, 14818, 16730, 18116, 19410, 20057, 20076, 22227, 22645, 25095, 27174, 29636, 33460, 37045, 38820, 40114, 44454, 45290, 50190, 51863, 54348, 60171, 67935, 74090, 80228, 88908, 90580, 100285, 100380, 103726, 111135, 120342, 135870, 140399, 148180, 154633, 155589, 200570, 207452, 222270, 240684, 259315, 271740, 280798, 300855, 309266, 311178, 401140, 421197, 444540, 463899, 518630, 561596, 601710, 618532, 622356, 701995, 773165, 777945, 842394, 927798, 1037260, 1082431, 1203420, 1403990, 1546330, 1555890, 1684788, 1855596, 2105985, 2164862, 2319495, 2807980, 3092660, 3111780, 3247293, 4211970, 4329724, 4638990, 4793623, 5412155, 6494586, 8423940, 9277980, 9587246, 10824310, 12989172, 14380869, 16236465, 19174492, 21648620, 23968115, 28761738, 32472930, 33555361, 47936230, 57523476, 64945860, 67110722, 71904345, 95872460, 100666083, 134221444, 143808690, 167776805, 201332166, 287617380, 335553610, 402664332, 503330415, 671107220, 1006660830, 2013321660]

約数ペア:

[(1, 2013321660), (2, 1006660830), (3, 671107220), (4, 503330415), (5, 402664332), (6, 335553610), (7, 287617380), (10, 201332166), (12, 167776805), (14, 143808690), (15, 134221444), (20, 100666083), (21, 95872460), (28, 71904345), (30, 67110722), (31, 64945860), (35, 57523476), (42, 47936230), (60, 33555361), (62, 32472930), (70, 28761738), (84, 23968115), (93, 21648620), (105, 19174492), (124, 16236465), (140, 14380869), (155, 12989172), (186, 10824310), (210, 9587246), (217, 9277980), (239, 8423940), (310, 6494586), (372, 5412155), (420, 4793623), (434, 4638990), (465, 4329724), (478, 4211970), (620, 3247293), (647, 3111780), (651, 3092660), (717, 2807980), (868, 2319495), (930, 2164862), (956, 2105985), (1085, 1855596), (1195, 1684788), (1294, 1555890), (1302, 1546330), (1434, 1403990), (1673, 1203420), (1860, 1082431), (1941, 1037260), (2170, 927798), (2390, 842394), (2588, 777945), (2604, 773165), (2868, 701995), (3235, 622356), (3255, 618532), (3346, 601710), (3585, 561596), (3882, 518630), (4340, 463899), (4529, 444540), (4780, 421197), (5019, 401140), (6470, 311178), (6510, 309266), (6692, 300855), (7170, 280798), (7409, 271740), (7764, 259315), (8365, 240684), (9058, 222270), (9705, 207452), (10038, 200570), (12940, 155589), (13020, 154633), (13587, 148180), (14340, 140399), (14818, 135870), (16730, 120342), (18116, 111135), (19410, 103726), (20057, 100380), (20076, 100285), (22227, 90580), (22645, 88908), (25095, 80228), (27174, 74090), (29636, 67935), (33460, 60171), (37045, 54348), (38820, 51863), (40114, 50190), (44454, 45290)]