201347860

素因数分解:

$2^2\times 5^1\times 7^5\times {\mathrm{599}}^1$

素因数の和:643

約数の個数: 72

約数和(自身を含む): 494121600

約数和(自身を除く): 292773740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 599, 686, 980, 1198, 1372, 1715, 2396, 2401, 2995, 3430, 4193, 4802, 5990, 6860, 8386, 9604, 11980, 12005, 16772, 16807, 20965, 24010, 29351, 33614, 41930, 48020, 58702, 67228, 83860, 84035, 117404, 146755, 168070, 205457, 293510, 336140, 410914, 587020, 821828, 1027285, 1438199, 2054570, 2876398, 4109140, 5752796, 7190995, 10067393, 14381990, 20134786, 28763980, 40269572, 50336965, 100673930, 201347860]

約数ペア:

[(1, 201347860), (2, 100673930), (4, 50336965), (5, 40269572), (7, 28763980), (10, 20134786), (14, 14381990), (20, 10067393), (28, 7190995), (35, 5752796), (49, 4109140), (70, 2876398), (98, 2054570), (140, 1438199), (196, 1027285), (245, 821828), (343, 587020), (490, 410914), (599, 336140), (686, 293510), (980, 205457), (1198, 168070), (1372, 146755), (1715, 117404), (2396, 84035), (2401, 83860), (2995, 67228), (3430, 58702), (4193, 48020), (4802, 41930), (5990, 33614), (6860, 29351), (8386, 24010), (9604, 20965), (11980, 16807), (12005, 16772)]