51389640

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1$

素因数の和:354

約数の個数: 192

約数和(自身を含む): 183980160

約数和(自身を除く): 132590520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 27, 30, 34, 36, 40, 45, 51, 54, 60, 68, 72, 81, 85, 90, 102, 108, 120, 135, 136, 153, 162, 170, 180, 204, 216, 243, 255, 270, 306, 311, 324, 340, 360, 405, 408, 459, 486, 510, 540, 612, 622, 648, 680, 765, 810, 918, 933, 972, 1020, 1080, 1215, 1224, 1244, 1377, 1530, 1555, 1620, 1836, 1866, 1944, 2040, 2295, 2430, 2488, 2754, 2799, 3060, 3110, 3240, 3672, 3732, 4131, 4590, 4665, 4860, 5287, 5508, 5598, 6120, 6220, 6885, 7464, 8262, 8397, 9180, 9330, 9720, 10574, 11016, 11196, 12440, 13770, 13995, 15861, 16524, 16794, 18360, 18660, 20655, 21148, 22392, 25191, 26435, 27540, 27990, 31722, 33048, 33588, 37320, 41310, 41985, 42296, 47583, 50382, 52870, 55080, 55980, 63444, 67176, 75573, 79305, 82620, 83970, 95166, 100764, 105740, 111960, 125955, 126888, 142749, 151146, 158610, 165240, 167940, 190332, 201528, 211480, 237915, 251910, 285498, 302292, 317220, 335880, 377865, 380664, 428247, 475830, 503820, 570996, 604584, 634440, 713745, 755730, 856494, 951660, 1007640, 1141992, 1284741, 1427490, 1511460, 1712988, 1903320, 2141235, 2569482, 2854980, 3022920, 3425976, 4282470, 5138964, 5709960, 6423705, 8564940, 10277928, 12847410, 17129880, 25694820, 51389640]

約数ペア:

[(1, 51389640), (2, 25694820), (3, 17129880), (4, 12847410), (5, 10277928), (6, 8564940), (8, 6423705), (9, 5709960), (10, 5138964), (12, 4282470), (15, 3425976), (17, 3022920), (18, 2854980), (20, 2569482), (24, 2141235), (27, 1903320), (30, 1712988), (34, 1511460), (36, 1427490), (40, 1284741), (45, 1141992), (51, 1007640), (54, 951660), (60, 856494), (68, 755730), (72, 713745), (81, 634440), (85, 604584), (90, 570996), (102, 503820), (108, 475830), (120, 428247), (135, 380664), (136, 377865), (153, 335880), (162, 317220), (170, 302292), (180, 285498), (204, 251910), (216, 237915), (243, 211480), (255, 201528), (270, 190332), (306, 167940), (311, 165240), (324, 158610), (340, 151146), (360, 142749), (405, 126888), (408, 125955), (459, 111960), (486, 105740), (510, 100764), (540, 95166), (612, 83970), (622, 82620), (648, 79305), (680, 75573), (765, 67176), (810, 63444), (918, 55980), (933, 55080), (972, 52870), (1020, 50382), (1080, 47583), (1215, 42296), (1224, 41985), (1244, 41310), (1377, 37320), (1530, 33588), (1555, 33048), (1620, 31722), (1836, 27990), (1866, 27540), (1944, 26435), (2040, 25191), (2295, 22392), (2430, 21148), (2488, 20655), (2754, 18660), (2799, 18360), (3060, 16794), (3110, 16524), (3240, 15861), (3672, 13995), (3732, 13770), (4131, 12440), (4590, 11196), (4665, 11016), (4860, 10574), (5287, 9720), (5508, 9330), (5598, 9180), (6120, 8397), (6220, 8262), (6885, 7464)]