51409470

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1$

素因数の和:250

約数の個数: 128

約数和(自身を含む): 149299200

約数和(自身を除く): 97889730

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 31, 35, 42, 53, 62, 70, 93, 105, 106, 149, 155, 159, 186, 210, 217, 265, 298, 310, 318, 371, 434, 447, 465, 530, 651, 742, 745, 795, 894, 930, 1043, 1085, 1113, 1302, 1490, 1590, 1643, 1855, 2086, 2170, 2226, 2235, 3129, 3255, 3286, 3710, 4470, 4619, 4929, 5215, 5565, 6258, 6510, 7897, 8215, 9238, 9858, 10430, 11130, 11501, 13857, 15645, 15794, 16430, 23002, 23095, 23691, 24645, 27714, 31290, 32333, 34503, 39485, 46190, 47382, 49290, 55279, 57505, 64666, 69006, 69285, 78970, 96999, 110558, 115010, 118455, 138570, 161665, 165837, 172515, 193998, 236910, 244807, 276395, 323330, 331674, 345030, 484995, 489614, 552790, 734421, 829185, 969990, 1224035, 1468842, 1658370, 1713649, 2448070, 3427298, 3672105, 5140947, 7344210, 8568245, 10281894, 17136490, 25704735, 51409470]

約数ペア:

[(1, 51409470), (2, 25704735), (3, 17136490), (5, 10281894), (6, 8568245), (7, 7344210), (10, 5140947), (14, 3672105), (15, 3427298), (21, 2448070), (30, 1713649), (31, 1658370), (35, 1468842), (42, 1224035), (53, 969990), (62, 829185), (70, 734421), (93, 552790), (105, 489614), (106, 484995), (149, 345030), (155, 331674), (159, 323330), (186, 276395), (210, 244807), (217, 236910), (265, 193998), (298, 172515), (310, 165837), (318, 161665), (371, 138570), (434, 118455), (447, 115010), (465, 110558), (530, 96999), (651, 78970), (742, 69285), (745, 69006), (795, 64666), (894, 57505), (930, 55279), (1043, 49290), (1085, 47382), (1113, 46190), (1302, 39485), (1490, 34503), (1590, 32333), (1643, 31290), (1855, 27714), (2086, 24645), (2170, 23691), (2226, 23095), (2235, 23002), (3129, 16430), (3255, 15794), (3286, 15645), (3710, 13857), (4470, 11501), (4619, 11130), (4929, 10430), (5215, 9858), (5565, 9238), (6258, 8215), (6510, 7897)]