828180180

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{97}}^2\times {\mathrm{163}}^1$

素因数の和:375

約数の個数: 144

約数和(自身を含む): 2619368640

約数和(自身を除く): 1791188460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 97, 108, 135, 163, 180, 194, 270, 291, 326, 388, 485, 489, 540, 582, 652, 815, 873, 970, 978, 1164, 1455, 1467, 1630, 1746, 1940, 1956, 2445, 2619, 2910, 2934, 3260, 3492, 4365, 4401, 4890, 5238, 5820, 5868, 7335, 8730, 8802, 9409, 9780, 10476, 13095, 14670, 15811, 17460, 17604, 18818, 22005, 26190, 28227, 29340, 31622, 37636, 44010, 47045, 47433, 52380, 56454, 63244, 79055, 84681, 88020, 94090, 94866, 112908, 141135, 142299, 158110, 169362, 188180, 189732, 237165, 254043, 282270, 284598, 316220, 338724, 423405, 426897, 474330, 508086, 564540, 569196, 711495, 846810, 853794, 948660, 1016172, 1270215, 1422990, 1533667, 1693620, 1707588, 2134485, 2540430, 2845980, 3067334, 4268970, 4601001, 5080860, 6134668, 7668335, 8537940, 9202002, 13803003, 15336670, 18404004, 23005005, 27606006, 30673340, 41409009, 46010010, 55212012, 69015015, 82818018, 92020020, 138030030, 165636036, 207045045, 276060060, 414090090, 828180180]

約数ペア:

[(1, 828180180), (2, 414090090), (3, 276060060), (4, 207045045), (5, 165636036), (6, 138030030), (9, 92020020), (10, 82818018), (12, 69015015), (15, 55212012), (18, 46010010), (20, 41409009), (27, 30673340), (30, 27606006), (36, 23005005), (45, 18404004), (54, 15336670), (60, 13803003), (90, 9202002), (97, 8537940), (108, 7668335), (135, 6134668), (163, 5080860), (180, 4601001), (194, 4268970), (270, 3067334), (291, 2845980), (326, 2540430), (388, 2134485), (485, 1707588), (489, 1693620), (540, 1533667), (582, 1422990), (652, 1270215), (815, 1016172), (873, 948660), (970, 853794), (978, 846810), (1164, 711495), (1455, 569196), (1467, 564540), (1630, 508086), (1746, 474330), (1940, 426897), (1956, 423405), (2445, 338724), (2619, 316220), (2910, 284598), (2934, 282270), (3260, 254043), (3492, 237165), (4365, 189732), (4401, 188180), (4890, 169362), (5238, 158110), (5820, 142299), (5868, 141135), (7335, 112908), (8730, 94866), (8802, 94090), (9409, 88020), (9780, 84681), (10476, 79055), (13095, 63244), (14670, 56454), (15811, 52380), (17460, 47433), (17604, 47045), (18818, 44010), (22005, 37636), (26190, 31622), (28227, 29340)]