305863460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{431}}^1$

素因数の和:621

約数の個数: 96

約数和(自身を含む): 761177088

約数和(自身を除く): 455313628

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 137, 140, 148, 185, 259, 274, 370, 431, 518, 548, 685, 740, 862, 959, 1036, 1295, 1370, 1724, 1918, 2155, 2590, 2740, 3017, 3836, 4310, 4795, 5069, 5180, 6034, 8620, 9590, 10138, 12068, 15085, 15947, 19180, 20276, 25345, 30170, 31894, 35483, 50690, 59047, 60340, 63788, 70966, 79735, 101380, 111629, 118094, 141932, 159470, 177415, 223258, 236188, 295235, 318940, 354830, 413329, 446516, 558145, 590470, 709660, 826658, 1116290, 1180940, 1653316, 2066645, 2184739, 2232580, 4133290, 4369478, 8266580, 8738956, 10923695, 15293173, 21847390, 30586346, 43694780, 61172692, 76465865, 152931730, 305863460]

約数ペア:

[(1, 305863460), (2, 152931730), (4, 76465865), (5, 61172692), (7, 43694780), (10, 30586346), (14, 21847390), (20, 15293173), (28, 10923695), (35, 8738956), (37, 8266580), (70, 4369478), (74, 4133290), (137, 2232580), (140, 2184739), (148, 2066645), (185, 1653316), (259, 1180940), (274, 1116290), (370, 826658), (431, 709660), (518, 590470), (548, 558145), (685, 446516), (740, 413329), (862, 354830), (959, 318940), (1036, 295235), (1295, 236188), (1370, 223258), (1724, 177415), (1918, 159470), (2155, 141932), (2590, 118094), (2740, 111629), (3017, 101380), (3836, 79735), (4310, 70966), (4795, 63788), (5069, 60340), (5180, 59047), (6034, 50690), (8620, 35483), (9590, 31894), (10138, 30170), (12068, 25345), (15085, 20276), (15947, 19180)]