263149740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{457}}^2$

素因数の和:936

約数の個数: 108

約数和(自身を含む): 914252976

約数和(自身を除く): 651103236

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 457, 630, 914, 1260, 1371, 1828, 2285, 2742, 3199, 4113, 4570, 5484, 6398, 6855, 8226, 9140, 9597, 12796, 13710, 15995, 16452, 19194, 20565, 27420, 28791, 31990, 38388, 41130, 47985, 57582, 63980, 82260, 95970, 115164, 143955, 191940, 208849, 287910, 417698, 575820, 626547, 835396, 1044245, 1253094, 1461943, 1879641, 2088490, 2506188, 2923886, 3132735, 3759282, 4176980, 4385829, 5847772, 6265470, 7309715, 7518564, 8771658, 9398205, 12530940, 13157487, 14619430, 17543316, 18796410, 21929145, 26314974, 29238860, 37592820, 43858290, 52629948, 65787435, 87716580, 131574870, 263149740]

約数ペア:

[(1, 263149740), (2, 131574870), (3, 87716580), (4, 65787435), (5, 52629948), (6, 43858290), (7, 37592820), (9, 29238860), (10, 26314974), (12, 21929145), (14, 18796410), (15, 17543316), (18, 14619430), (20, 13157487), (21, 12530940), (28, 9398205), (30, 8771658), (35, 7518564), (36, 7309715), (42, 6265470), (45, 5847772), (60, 4385829), (63, 4176980), (70, 3759282), (84, 3132735), (90, 2923886), (105, 2506188), (126, 2088490), (140, 1879641), (180, 1461943), (210, 1253094), (252, 1044245), (315, 835396), (420, 626547), (457, 575820), (630, 417698), (914, 287910), (1260, 208849), (1371, 191940), (1828, 143955), (2285, 115164), (2742, 95970), (3199, 82260), (4113, 63980), (4570, 57582), (5484, 47985), (6398, 41130), (6855, 38388), (8226, 31990), (9140, 28791), (9597, 27420), (12796, 20565), (13710, 19194), (15995, 16452)]