31468320

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^2$

素因数の和:116

約数の個数: 216

約数和(自身を含む): 118535508

約数和(自身を除く): 87067188

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 41, 45, 48, 52, 60, 65, 72, 78, 80, 82, 90, 96, 104, 117, 120, 123, 130, 144, 156, 160, 164, 180, 195, 205, 208, 234, 240, 246, 260, 288, 312, 328, 360, 369, 390, 410, 416, 468, 480, 492, 520, 533, 585, 615, 624, 656, 720, 738, 780, 820, 936, 984, 1040, 1066, 1170, 1230, 1248, 1312, 1440, 1476, 1560, 1599, 1640, 1681, 1845, 1872, 1968, 2080, 2132, 2340, 2460, 2665, 2952, 3120, 3198, 3280, 3362, 3690, 3744, 3936, 4264, 4680, 4797, 4920, 5043, 5330, 5904, 6240, 6396, 6560, 6724, 7380, 7995, 8405, 8528, 9360, 9594, 9840, 10086, 10660, 11808, 12792, 13448, 14760, 15129, 15990, 16810, 17056, 18720, 19188, 19680, 20172, 21320, 21853, 23985, 25215, 25584, 26896, 29520, 30258, 31980, 33620, 38376, 40344, 42640, 43706, 47970, 50430, 51168, 53792, 59040, 60516, 63960, 65559, 67240, 75645, 76752, 80688, 85280, 87412, 95940, 100860, 109265, 121032, 127920, 131118, 134480, 151290, 153504, 161376, 174824, 191880, 196677, 201720, 218530, 242064, 255840, 262236, 268960, 302580, 327795, 349648, 383760, 393354, 403440, 437060, 484128, 524472, 605160, 655590, 699296, 767520, 786708, 806880, 874120, 983385, 1048944, 1210320, 1311180, 1573416, 1748240, 1966770, 2097888, 2420640, 2622360, 3146832, 3496480, 3933540, 5244720, 6293664, 7867080, 10489440, 15734160, 31468320]

約数ペア:

[(1, 31468320), (2, 15734160), (3, 10489440), (4, 7867080), (5, 6293664), (6, 5244720), (8, 3933540), (9, 3496480), (10, 3146832), (12, 2622360), (13, 2420640), (15, 2097888), (16, 1966770), (18, 1748240), (20, 1573416), (24, 1311180), (26, 1210320), (30, 1048944), (32, 983385), (36, 874120), (39, 806880), (40, 786708), (41, 767520), (45, 699296), (48, 655590), (52, 605160), (60, 524472), (65, 484128), (72, 437060), (78, 403440), (80, 393354), (82, 383760), (90, 349648), (96, 327795), (104, 302580), (117, 268960), (120, 262236), (123, 255840), (130, 242064), (144, 218530), (156, 201720), (160, 196677), (164, 191880), (180, 174824), (195, 161376), (205, 153504), (208, 151290), (234, 134480), (240, 131118), (246, 127920), (260, 121032), (288, 109265), (312, 100860), (328, 95940), (360, 87412), (369, 85280), (390, 80688), (410, 76752), (416, 75645), (468, 67240), (480, 65559), (492, 63960), (520, 60516), (533, 59040), (585, 53792), (615, 51168), (624, 50430), (656, 47970), (720, 43706), (738, 42640), (780, 40344), (820, 38376), (936, 33620), (984, 31980), (1040, 30258), (1066, 29520), (1170, 26896), (1230, 25584), (1248, 25215), (1312, 23985), (1440, 21853), (1476, 21320), (1560, 20172), (1599, 19680), (1640, 19188), (1681, 18720), (1845, 17056), (1872, 16810), (1968, 15990), (2080, 15129), (2132, 14760), (2340, 13448), (2460, 12792), (2665, 11808), (2952, 10660), (3120, 10086), (3198, 9840), (3280, 9594), (3362, 9360), (3690, 8528), (3744, 8405), (3936, 7995), (4264, 7380), (4680, 6724), (4797, 6560), (4920, 6396), (5043, 6240), (5330, 5904)]