289939020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{3469}}^1$

素因数の和:3687

約数の個数: 96

約数和(自身を含む): 932736000

約数和(自身を除く): 642796980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 199, 210, 398, 420, 597, 796, 995, 1194, 1393, 1990, 2388, 2786, 2985, 3469, 3980, 4179, 5572, 5970, 6938, 6965, 8358, 10407, 11940, 13876, 13930, 16716, 17345, 20814, 20895, 24283, 27860, 34690, 41628, 41790, 48566, 52035, 69380, 72849, 83580, 97132, 104070, 121415, 145698, 208140, 242830, 291396, 364245, 485660, 690331, 728490, 1380662, 1456980, 2070993, 2761324, 3451655, 4141986, 4832317, 6903310, 8283972, 9664634, 10354965, 13806620, 14496951, 19329268, 20709930, 24161585, 28993902, 41419860, 48323170, 57987804, 72484755, 96646340, 144969510, 289939020]

約数ペア:

[(1, 289939020), (2, 144969510), (3, 96646340), (4, 72484755), (5, 57987804), (6, 48323170), (7, 41419860), (10, 28993902), (12, 24161585), (14, 20709930), (15, 19329268), (20, 14496951), (21, 13806620), (28, 10354965), (30, 9664634), (35, 8283972), (42, 6903310), (60, 4832317), (70, 4141986), (84, 3451655), (105, 2761324), (140, 2070993), (199, 1456980), (210, 1380662), (398, 728490), (420, 690331), (597, 485660), (796, 364245), (995, 291396), (1194, 242830), (1393, 208140), (1990, 145698), (2388, 121415), (2786, 104070), (2985, 97132), (3469, 83580), (3980, 72849), (4179, 69380), (5572, 52035), (5970, 48566), (6938, 41790), (6965, 41628), (8358, 34690), (10407, 27860), (11940, 24283), (13876, 20895), (13930, 20814), (16716, 17345)]