31452720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{593}}^1$

素因数の和:639

約数の個数: 160

約数和(自身を含む): 111367872

約数和(自身を除く): 79915152

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 17, 20, 24, 26, 30, 34, 39, 40, 48, 51, 52, 60, 65, 68, 78, 80, 85, 102, 104, 120, 130, 136, 156, 170, 195, 204, 208, 221, 240, 255, 260, 272, 312, 340, 390, 408, 442, 510, 520, 593, 624, 663, 680, 780, 816, 884, 1020, 1040, 1105, 1186, 1326, 1360, 1560, 1768, 1779, 2040, 2210, 2372, 2652, 2965, 3120, 3315, 3536, 3558, 4080, 4420, 4744, 5304, 5930, 6630, 7116, 7709, 8840, 8895, 9488, 10081, 10608, 11860, 13260, 14232, 15418, 17680, 17790, 20162, 23127, 23720, 26520, 28464, 30243, 30836, 35580, 38545, 40324, 46254, 47440, 50405, 53040, 60486, 61672, 71160, 77090, 80648, 92508, 100810, 115635, 120972, 123344, 131053, 142320, 151215, 154180, 161296, 185016, 201620, 231270, 241944, 262106, 302430, 308360, 370032, 393159, 403240, 462540, 483888, 524212, 604860, 616720, 655265, 786318, 806480, 925080, 1048424, 1209720, 1310530, 1572636, 1850160, 1965795, 2096848, 2419440, 2621060, 3145272, 3931590, 5242120, 6290544, 7863180, 10484240, 15726360, 31452720]

約数ペア:

[(1, 31452720), (2, 15726360), (3, 10484240), (4, 7863180), (5, 6290544), (6, 5242120), (8, 3931590), (10, 3145272), (12, 2621060), (13, 2419440), (15, 2096848), (16, 1965795), (17, 1850160), (20, 1572636), (24, 1310530), (26, 1209720), (30, 1048424), (34, 925080), (39, 806480), (40, 786318), (48, 655265), (51, 616720), (52, 604860), (60, 524212), (65, 483888), (68, 462540), (78, 403240), (80, 393159), (85, 370032), (102, 308360), (104, 302430), (120, 262106), (130, 241944), (136, 231270), (156, 201620), (170, 185016), (195, 161296), (204, 154180), (208, 151215), (221, 142320), (240, 131053), (255, 123344), (260, 120972), (272, 115635), (312, 100810), (340, 92508), (390, 80648), (408, 77090), (442, 71160), (510, 61672), (520, 60486), (593, 53040), (624, 50405), (663, 47440), (680, 46254), (780, 40324), (816, 38545), (884, 35580), (1020, 30836), (1040, 30243), (1105, 28464), (1186, 26520), (1326, 23720), (1360, 23127), (1560, 20162), (1768, 17790), (1779, 17680), (2040, 15418), (2210, 14232), (2372, 13260), (2652, 11860), (2965, 10608), (3120, 10081), (3315, 9488), (3536, 8895), (3558, 8840), (4080, 7709), (4420, 7116), (4744, 6630), (5304, 5930)]