827871720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{5471}}^1$

素因数の和:5595

約数の個数: 128

約数和(自身を含む): 2702730240

約数和(自身を除く): 1874858520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 97, 104, 120, 130, 156, 194, 195, 260, 291, 312, 388, 390, 485, 520, 582, 776, 780, 970, 1164, 1261, 1455, 1560, 1940, 2328, 2522, 2910, 3783, 3880, 5044, 5471, 5820, 6305, 7566, 10088, 10942, 11640, 12610, 15132, 16413, 18915, 21884, 25220, 27355, 30264, 32826, 37830, 43768, 50440, 54710, 65652, 71123, 75660, 82065, 109420, 131304, 142246, 151320, 164130, 213369, 218840, 284492, 328260, 355615, 426738, 530687, 568984, 656520, 711230, 853476, 1061374, 1066845, 1422460, 1592061, 1706952, 2122748, 2133690, 2653435, 2844920, 3184122, 4245496, 4267380, 5306870, 6368244, 6898931, 7960305, 8534760, 10613740, 12736488, 13797862, 15920610, 20696793, 21227480, 27595724, 31841220, 34494655, 41393586, 55191448, 63682440, 68989310, 82787172, 103483965, 137978620, 165574344, 206967930, 275957240, 413935860, 827871720]

約数ペア:

[(1, 827871720), (2, 413935860), (3, 275957240), (4, 206967930), (5, 165574344), (6, 137978620), (8, 103483965), (10, 82787172), (12, 68989310), (13, 63682440), (15, 55191448), (20, 41393586), (24, 34494655), (26, 31841220), (30, 27595724), (39, 21227480), (40, 20696793), (52, 15920610), (60, 13797862), (65, 12736488), (78, 10613740), (97, 8534760), (104, 7960305), (120, 6898931), (130, 6368244), (156, 5306870), (194, 4267380), (195, 4245496), (260, 3184122), (291, 2844920), (312, 2653435), (388, 2133690), (390, 2122748), (485, 1706952), (520, 1592061), (582, 1422460), (776, 1066845), (780, 1061374), (970, 853476), (1164, 711230), (1261, 656520), (1455, 568984), (1560, 530687), (1940, 426738), (2328, 355615), (2522, 328260), (2910, 284492), (3783, 218840), (3880, 213369), (5044, 164130), (5471, 151320), (5820, 142246), (6305, 131304), (7566, 109420), (10088, 82065), (10942, 75660), (11640, 71123), (12610, 65652), (15132, 54710), (16413, 50440), (18915, 43768), (21884, 37830), (25220, 32826), (27355, 30264)]