157912020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{5449}}^1$

素因数の和:5494

約数の個数: 144

約数和(自身を含む): 571334400

約数和(自身を除く): 413422380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 23, 28, 30, 35, 36, 42, 45, 46, 60, 63, 69, 70, 84, 90, 92, 105, 115, 126, 138, 140, 161, 180, 207, 210, 230, 252, 276, 315, 322, 345, 414, 420, 460, 483, 630, 644, 690, 805, 828, 966, 1035, 1260, 1380, 1449, 1610, 1932, 2070, 2415, 2898, 3220, 4140, 4830, 5449, 5796, 7245, 9660, 10898, 14490, 16347, 21796, 27245, 28980, 32694, 38143, 49041, 54490, 65388, 76286, 81735, 98082, 108980, 114429, 125327, 152572, 163470, 190715, 196164, 228858, 245205, 250654, 326940, 343287, 375981, 381430, 457716, 490410, 501308, 572145, 626635, 686574, 751962, 762860, 877289, 980820, 1127943, 1144290, 1253270, 1373148, 1503924, 1716435, 1754578, 1879905, 2255886, 2288580, 2506540, 2631867, 3432870, 3509156, 3759810, 4386445, 4511772, 5263734, 5639715, 6865740, 7519620, 7895601, 8772890, 10527468, 11279430, 13159335, 15791202, 17545780, 22558860, 26318670, 31582404, 39478005, 52637340, 78956010, 157912020]

約数ペア:

[(1, 157912020), (2, 78956010), (3, 52637340), (4, 39478005), (5, 31582404), (6, 26318670), (7, 22558860), (9, 17545780), (10, 15791202), (12, 13159335), (14, 11279430), (15, 10527468), (18, 8772890), (20, 7895601), (21, 7519620), (23, 6865740), (28, 5639715), (30, 5263734), (35, 4511772), (36, 4386445), (42, 3759810), (45, 3509156), (46, 3432870), (60, 2631867), (63, 2506540), (69, 2288580), (70, 2255886), (84, 1879905), (90, 1754578), (92, 1716435), (105, 1503924), (115, 1373148), (126, 1253270), (138, 1144290), (140, 1127943), (161, 980820), (180, 877289), (207, 762860), (210, 751962), (230, 686574), (252, 626635), (276, 572145), (315, 501308), (322, 490410), (345, 457716), (414, 381430), (420, 375981), (460, 343287), (483, 326940), (630, 250654), (644, 245205), (690, 228858), (805, 196164), (828, 190715), (966, 163470), (1035, 152572), (1260, 125327), (1380, 114429), (1449, 108980), (1610, 98082), (1932, 81735), (2070, 76286), (2415, 65388), (2898, 54490), (3220, 49041), (4140, 38143), (4830, 32694), (5449, 28980), (5796, 27245), (7245, 21796), (9660, 16347), (10898, 14490)]