217090020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{3469}}^1$

素因数の和:3637

約数の個数: 96

約数和(自身を含む): 699552000

約数和(自身を除く): 482461980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 149, 210, 298, 420, 447, 596, 745, 894, 1043, 1490, 1788, 2086, 2235, 2980, 3129, 3469, 4172, 4470, 5215, 6258, 6938, 8940, 10407, 10430, 12516, 13876, 15645, 17345, 20814, 20860, 24283, 31290, 34690, 41628, 48566, 52035, 62580, 69380, 72849, 97132, 104070, 121415, 145698, 208140, 242830, 291396, 364245, 485660, 516881, 728490, 1033762, 1456980, 1550643, 2067524, 2584405, 3101286, 3618167, 5168810, 6202572, 7236334, 7753215, 10337620, 10854501, 14472668, 15506430, 18090835, 21709002, 31012860, 36181670, 43418004, 54272505, 72363340, 108545010, 217090020]

約数ペア:

[(1, 217090020), (2, 108545010), (3, 72363340), (4, 54272505), (5, 43418004), (6, 36181670), (7, 31012860), (10, 21709002), (12, 18090835), (14, 15506430), (15, 14472668), (20, 10854501), (21, 10337620), (28, 7753215), (30, 7236334), (35, 6202572), (42, 5168810), (60, 3618167), (70, 3101286), (84, 2584405), (105, 2067524), (140, 1550643), (149, 1456980), (210, 1033762), (298, 728490), (420, 516881), (447, 485660), (596, 364245), (745, 291396), (894, 242830), (1043, 208140), (1490, 145698), (1788, 121415), (2086, 104070), (2235, 97132), (2980, 72849), (3129, 69380), (3469, 62580), (4172, 52035), (4470, 48566), (5215, 41628), (6258, 34690), (6938, 31290), (8940, 24283), (10407, 20860), (10430, 20814), (12516, 17345), (13876, 15645)]