205049988

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1$

素因数の和:136

約数の個数: 288

約数和(自身を含む): 675682560

約数和(自身を除く): 470632572

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 17, 18, 22, 26, 27, 33, 34, 36, 39, 44, 51, 52, 54, 66, 68, 71, 78, 99, 102, 108, 117, 121, 132, 142, 143, 153, 156, 187, 198, 204, 213, 221, 234, 242, 284, 286, 297, 306, 351, 363, 374, 396, 426, 429, 442, 459, 468, 484, 561, 572, 594, 612, 639, 663, 702, 726, 748, 781, 852, 858, 884, 918, 923, 1089, 1122, 1188, 1207, 1278, 1287, 1326, 1404, 1452, 1562, 1573, 1683, 1716, 1836, 1846, 1917, 1989, 2057, 2178, 2244, 2343, 2414, 2431, 2556, 2574, 2652, 2769, 3124, 3146, 3267, 3366, 3621, 3692, 3834, 3861, 3978, 4114, 4356, 4686, 4719, 4828, 4862, 5049, 5148, 5538, 5967, 6171, 6292, 6534, 6732, 7029, 7242, 7293, 7668, 7722, 7956, 8228, 8307, 8591, 9372, 9438, 9724, 10098, 10153, 10863, 11076, 11934, 12342, 13068, 13277, 14058, 14157, 14484, 14586, 15444, 15691, 16614, 17182, 18513, 18876, 20196, 20306, 21087, 21726, 21879, 23868, 24684, 24921, 25773, 26554, 26741, 28116, 28314, 29172, 30459, 31382, 32589, 33228, 34364, 37026, 39831, 40612, 42174, 42471, 43452, 43758, 47073, 49842, 51546, 53108, 53482, 55539, 56628, 60918, 62764, 65178, 65637, 74052, 77319, 79662, 80223, 84348, 84942, 87516, 91377, 94146, 99684, 103092, 106964, 111078, 111683, 119493, 121836, 130356, 131274, 141219, 146047, 154638, 159324, 160446, 169884, 172601, 182754, 188292, 222156, 223366, 231957, 238986, 240669, 262548, 274131, 282438, 292094, 309276, 320892, 335049, 345202, 358479, 365508, 423657, 438141, 446732, 463914, 477972, 481338, 517803, 548262, 564876, 584188, 670098, 690404, 716958, 722007, 847314, 876282, 927828, 962676, 1005147, 1035606, 1096524, 1314423, 1340196, 1433916, 1444014, 1553409, 1694628, 1752564, 1898611, 2010294, 2071212, 2628846, 2888028, 3015441, 3106818, 3797222, 3943269, 4020588, 4660227, 5257692, 5695833, 6030882, 6213636, 7594444, 7886538, 9320454, 11391666, 12061764, 15773076, 17087499, 18640908, 22783332, 34174998, 51262497, 68349996, 102524994, 205049988]

約数ペア:

[(1, 205049988), (2, 102524994), (3, 68349996), (4, 51262497), (6, 34174998), (9, 22783332), (11, 18640908), (12, 17087499), (13, 15773076), (17, 12061764), (18, 11391666), (22, 9320454), (26, 7886538), (27, 7594444), (33, 6213636), (34, 6030882), (36, 5695833), (39, 5257692), (44, 4660227), (51, 4020588), (52, 3943269), (54, 3797222), (66, 3106818), (68, 3015441), (71, 2888028), (78, 2628846), (99, 2071212), (102, 2010294), (108, 1898611), (117, 1752564), (121, 1694628), (132, 1553409), (142, 1444014), (143, 1433916), (153, 1340196), (156, 1314423), (187, 1096524), (198, 1035606), (204, 1005147), (213, 962676), (221, 927828), (234, 876282), (242, 847314), (284, 722007), (286, 716958), (297, 690404), (306, 670098), (351, 584188), (363, 564876), (374, 548262), (396, 517803), (426, 481338), (429, 477972), (442, 463914), (459, 446732), (468, 438141), (484, 423657), (561, 365508), (572, 358479), (594, 345202), (612, 335049), (639, 320892), (663, 309276), (702, 292094), (726, 282438), (748, 274131), (781, 262548), (852, 240669), (858, 238986), (884, 231957), (918, 223366), (923, 222156), (1089, 188292), (1122, 182754), (1188, 172601), (1207, 169884), (1278, 160446), (1287, 159324), (1326, 154638), (1404, 146047), (1452, 141219), (1562, 131274), (1573, 130356), (1683, 121836), (1716, 119493), (1836, 111683), (1846, 111078), (1917, 106964), (1989, 103092), (2057, 99684), (2178, 94146), (2244, 91377), (2343, 87516), (2414, 84942), (2431, 84348), (2556, 80223), (2574, 79662), (2652, 77319), (2769, 74052), (3124, 65637), (3146, 65178), (3267, 62764), (3366, 60918), (3621, 56628), (3692, 55539), (3834, 53482), (3861, 53108), (3978, 51546), (4114, 49842), (4356, 47073), (4686, 43758), (4719, 43452), (4828, 42471), (4862, 42174), (5049, 40612), (5148, 39831), (5538, 37026), (5967, 34364), (6171, 33228), (6292, 32589), (6534, 31382), (6732, 30459), (7029, 29172), (7242, 28314), (7293, 28116), (7668, 26741), (7722, 26554), (7956, 25773), (8228, 24921), (8307, 24684), (8591, 23868), (9372, 21879), (9438, 21726), (9724, 21087), (10098, 20306), (10153, 20196), (10863, 18876), (11076, 18513), (11934, 17182), (12342, 16614), (13068, 15691), (13277, 15444), (14058, 14586), (14157, 14484)]