290390520532

素因数分解:

$2^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1\times {\mathrm{197}}^1\times {\mathrm{2579}}^1$

素因数の和:3073

約数の個数: 96

約数和(自身を含む): 592165728000

約数和(自身を除く): 301775207468

約数列:

[1, 2, 4, 7, 14, 28, 137, 149, 197, 274, 298, 394, 548, 596, 788, 959, 1043, 1379, 1918, 2086, 2579, 2758, 3836, 4172, 5158, 5516, 10316, 18053, 20413, 26989, 29353, 36106, 40826, 53978, 58706, 72212, 81652, 107956, 117412, 142891, 188923, 205471, 285782, 353323, 377846, 384271, 410942, 508063, 571564, 706646, 755692, 768542, 821884, 1016126, 1413292, 1537084, 2032252, 2473261, 2689897, 3556441, 4021361, 4946522, 5379794, 7112882, 8042722, 9893044, 10759588, 14225764, 16085444, 28149527, 52645127, 56299054, 69604631, 75701387, 105290254, 112598108, 139209262, 151402774, 210580508, 278418524, 302805548, 368515889, 487232417, 529909709, 737031778, 974464834, 1059819418, 1474063556, 1948929668, 2119638836, 10371090019, 20742180038, 41484360076, 72597630133, 145195260266, 290390520532]

約数ペア:

[(1, 290390520532), (2, 145195260266), (4, 72597630133), (7, 41484360076), (14, 20742180038), (28, 10371090019), (137, 2119638836), (149, 1948929668), (197, 1474063556), (274, 1059819418), (298, 974464834), (394, 737031778), (548, 529909709), (596, 487232417), (788, 368515889), (959, 302805548), (1043, 278418524), (1379, 210580508), (1918, 151402774), (2086, 139209262), (2579, 112598108), (2758, 105290254), (3836, 75701387), (4172, 69604631), (5158, 56299054), (5516, 52645127), (10316, 28149527), (18053, 16085444), (20413, 14225764), (26989, 10759588), (29353, 9893044), (36106, 8042722), (40826, 7112882), (53978, 5379794), (58706, 4946522), (72212, 4021361), (81652, 3556441), (107956, 2689897), (117412, 2473261), (142891, 2032252), (188923, 1537084), (205471, 1413292), (285782, 1016126), (353323, 821884), (377846, 768542), (384271, 755692), (410942, 706646), (508063, 571564)]