215469240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{1289}}^1$

素因数の和:1509

約数の個数: 128

約数和(自身を含む): 743040000

約数和(自身を除く): 527570760

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, 199, 210, 280, 398, 420, 597, 796, 840, 995, 1194, 1289, 1393, 1592, 1990, 2388, 2578, 2786, 2985, 3867, 3980, 4179, 4776, 5156, 5572, 5970, 6445, 6965, 7734, 7960, 8358, 9023, 10312, 11144, 11940, 12890, 13930, 15468, 16716, 18046, 19335, 20895, 23880, 25780, 27069, 27860, 30936, 33432, 36092, 38670, 41790, 45115, 51560, 54138, 55720, 72184, 77340, 83580, 90230, 108276, 135345, 154680, 167160, 180460, 216552, 256511, 270690, 360920, 513022, 541380, 769533, 1026044, 1082760, 1282555, 1539066, 1795577, 2052088, 2565110, 3078132, 3591154, 3847665, 5130220, 5386731, 6156264, 7182308, 7695330, 8977885, 10260440, 10773462, 14364616, 15390660, 17955770, 21546924, 26933655, 30781320, 35911540, 43093848, 53867310, 71823080, 107734620, 215469240]

約数ペア:

[(1, 215469240), (2, 107734620), (3, 71823080), (4, 53867310), (5, 43093848), (6, 35911540), (7, 30781320), (8, 26933655), (10, 21546924), (12, 17955770), (14, 15390660), (15, 14364616), (20, 10773462), (21, 10260440), (24, 8977885), (28, 7695330), (30, 7182308), (35, 6156264), (40, 5386731), (42, 5130220), (56, 3847665), (60, 3591154), (70, 3078132), (84, 2565110), (105, 2052088), (120, 1795577), (140, 1539066), (168, 1282555), (199, 1082760), (210, 1026044), (280, 769533), (398, 541380), (420, 513022), (597, 360920), (796, 270690), (840, 256511), (995, 216552), (1194, 180460), (1289, 167160), (1393, 154680), (1592, 135345), (1990, 108276), (2388, 90230), (2578, 83580), (2786, 77340), (2985, 72184), (3867, 55720), (3980, 54138), (4179, 51560), (4776, 45115), (5156, 41790), (5572, 38670), (5970, 36092), (6445, 33432), (6965, 30936), (7734, 27860), (7960, 27069), (8358, 25780), (9023, 23880), (10312, 20895), (11144, 19335), (11940, 18046), (12890, 16716), (13930, 15468)]