51248340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{181}}^1$

素因数の和:231

約数の個数: 216

約数和(自身を含む): 185030664

約数和(自身を除く): 133782324

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 18, 20, 22, 26, 30, 33, 36, 39, 44, 45, 52, 55, 60, 65, 66, 78, 90, 99, 110, 117, 121, 130, 132, 143, 156, 165, 180, 181, 195, 198, 220, 234, 242, 260, 286, 330, 362, 363, 390, 396, 429, 468, 484, 495, 543, 572, 585, 605, 660, 715, 724, 726, 780, 858, 905, 990, 1086, 1089, 1170, 1210, 1287, 1430, 1452, 1573, 1629, 1716, 1810, 1815, 1980, 1991, 2145, 2172, 2178, 2340, 2353, 2420, 2574, 2715, 2860, 3146, 3258, 3620, 3630, 3982, 4290, 4356, 4706, 4719, 5148, 5430, 5445, 5973, 6292, 6435, 6516, 7059, 7260, 7865, 7964, 8145, 8580, 9412, 9438, 9955, 10860, 10890, 11765, 11946, 12870, 14118, 14157, 15730, 16290, 17919, 18876, 19910, 21177, 21780, 21901, 23530, 23595, 23892, 25740, 25883, 28236, 28314, 29865, 31460, 32580, 35295, 35838, 39820, 42354, 43802, 47060, 47190, 51766, 56628, 59730, 65703, 70590, 70785, 71676, 77649, 84708, 87604, 89595, 94380, 103532, 105885, 109505, 119460, 129415, 131406, 141180, 141570, 155298, 179190, 197109, 211770, 219010, 232947, 258830, 262812, 283140, 284713, 310596, 328515, 358380, 388245, 394218, 423540, 438020, 465894, 517660, 569426, 657030, 776490, 788436, 854139, 931788, 985545, 1138852, 1164735, 1314060, 1423565, 1552980, 1708278, 1971090, 2329470, 2562417, 2847130, 3416556, 3942180, 4270695, 4658940, 5124834, 5694260, 8541390, 10249668, 12812085, 17082780, 25624170, 51248340]

約数ペア:

[(1, 51248340), (2, 25624170), (3, 17082780), (4, 12812085), (5, 10249668), (6, 8541390), (9, 5694260), (10, 5124834), (11, 4658940), (12, 4270695), (13, 3942180), (15, 3416556), (18, 2847130), (20, 2562417), (22, 2329470), (26, 1971090), (30, 1708278), (33, 1552980), (36, 1423565), (39, 1314060), (44, 1164735), (45, 1138852), (52, 985545), (55, 931788), (60, 854139), (65, 788436), (66, 776490), (78, 657030), (90, 569426), (99, 517660), (110, 465894), (117, 438020), (121, 423540), (130, 394218), (132, 388245), (143, 358380), (156, 328515), (165, 310596), (180, 284713), (181, 283140), (195, 262812), (198, 258830), (220, 232947), (234, 219010), (242, 211770), (260, 197109), (286, 179190), (330, 155298), (362, 141570), (363, 141180), (390, 131406), (396, 129415), (429, 119460), (468, 109505), (484, 105885), (495, 103532), (543, 94380), (572, 89595), (585, 87604), (605, 84708), (660, 77649), (715, 71676), (724, 70785), (726, 70590), (780, 65703), (858, 59730), (905, 56628), (990, 51766), (1086, 47190), (1089, 47060), (1170, 43802), (1210, 42354), (1287, 39820), (1430, 35838), (1452, 35295), (1573, 32580), (1629, 31460), (1716, 29865), (1810, 28314), (1815, 28236), (1980, 25883), (1991, 25740), (2145, 23892), (2172, 23595), (2178, 23530), (2340, 21901), (2353, 21780), (2420, 21177), (2574, 19910), (2715, 18876), (2860, 17919), (3146, 16290), (3258, 15730), (3620, 14157), (3630, 14118), (3982, 12870), (4290, 11946), (4356, 11765), (4706, 10890), (4719, 10860), (5148, 9955), (5430, 9438), (5445, 9412), (5973, 8580), (6292, 8145), (6435, 7964), (6516, 7865), (7059, 7260)]