420045444

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{13}}^2\times {\mathrm{1409}}^1$

素因数の和:1459

約数の個数: 162

約数和(自身を含む): 1338401610

約数和(自身を除く): 918356166

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 49, 52, 63, 78, 84, 91, 98, 117, 126, 147, 156, 169, 182, 196, 234, 252, 273, 294, 338, 364, 441, 468, 507, 546, 588, 637, 676, 819, 882, 1014, 1092, 1183, 1274, 1409, 1521, 1638, 1764, 1911, 2028, 2366, 2548, 2818, 3042, 3276, 3549, 3822, 4227, 4732, 5636, 5733, 6084, 7098, 7644, 8281, 8454, 9863, 10647, 11466, 12681, 14196, 16562, 16908, 18317, 19726, 21294, 22932, 24843, 25362, 29589, 33124, 36634, 39452, 42588, 49686, 50724, 54951, 59178, 69041, 73268, 74529, 88767, 99372, 109902, 118356, 128219, 138082, 149058, 164853, 177534, 207123, 219804, 238121, 256438, 276164, 298116, 329706, 355068, 384657, 414246, 476242, 512876, 621369, 659412, 714363, 769314, 828492, 897533, 952484, 1153971, 1242738, 1428726, 1538628, 1666847, 1795066, 2143089, 2307942, 2485476, 2692599, 2857452, 3333694, 3590132, 4286178, 4615884, 5000541, 5385198, 6667388, 8077797, 8572356, 10001082, 10770396, 11667929, 15001623, 16155594, 20002164, 23335858, 30003246, 32311188, 35003787, 46671716, 60006492, 70007574, 105011361, 140015148, 210022722, 420045444]

約数ペア:

[(1, 420045444), (2, 210022722), (3, 140015148), (4, 105011361), (6, 70007574), (7, 60006492), (9, 46671716), (12, 35003787), (13, 32311188), (14, 30003246), (18, 23335858), (21, 20002164), (26, 16155594), (28, 15001623), (36, 11667929), (39, 10770396), (42, 10001082), (49, 8572356), (52, 8077797), (63, 6667388), (78, 5385198), (84, 5000541), (91, 4615884), (98, 4286178), (117, 3590132), (126, 3333694), (147, 2857452), (156, 2692599), (169, 2485476), (182, 2307942), (196, 2143089), (234, 1795066), (252, 1666847), (273, 1538628), (294, 1428726), (338, 1242738), (364, 1153971), (441, 952484), (468, 897533), (507, 828492), (546, 769314), (588, 714363), (637, 659412), (676, 621369), (819, 512876), (882, 476242), (1014, 414246), (1092, 384657), (1183, 355068), (1274, 329706), (1409, 298116), (1521, 276164), (1638, 256438), (1764, 238121), (1911, 219804), (2028, 207123), (2366, 177534), (2548, 164853), (2818, 149058), (3042, 138082), (3276, 128219), (3549, 118356), (3822, 109902), (4227, 99372), (4732, 88767), (5636, 74529), (5733, 73268), (6084, 69041), (7098, 59178), (7644, 54951), (8281, 50724), (8454, 49686), (9863, 42588), (10647, 39452), (11466, 36634), (12681, 33124), (14196, 29589), (16562, 25362), (16908, 24843), (18317, 22932), (19726, 21294)]