656304180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{653}}^1\times {\mathrm{2393}}^1$

素因数の和:3065

約数の個数: 96

約数和(自身を含む): 2104268544

約数和(自身を除く): 1447964364

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, 210, 420, 653, 1306, 1959, 2393, 2612, 3265, 3918, 4571, 4786, 6530, 7179, 7836, 9142, 9572, 9795, 11965, 13060, 13713, 14358, 16751, 18284, 19590, 22855, 23930, 27426, 28716, 33502, 35895, 39180, 45710, 47860, 50253, 54852, 67004, 68565, 71790, 83755, 91420, 100506, 137130, 143580, 167510, 201012, 251265, 274260, 335020, 502530, 1005060, 1562629, 3125258, 4687887, 6250516, 7813145, 9375774, 10938403, 15626290, 18751548, 21876806, 23439435, 31252580, 32815209, 43753612, 46878870, 54692015, 65630418, 93757740, 109384030, 131260836, 164076045, 218768060, 328152090, 656304180]

約数ペア:

[(1, 656304180), (2, 328152090), (3, 218768060), (4, 164076045), (5, 131260836), (6, 109384030), (7, 93757740), (10, 65630418), (12, 54692015), (14, 46878870), (15, 43753612), (20, 32815209), (21, 31252580), (28, 23439435), (30, 21876806), (35, 18751548), (42, 15626290), (60, 10938403), (70, 9375774), (84, 7813145), (105, 6250516), (140, 4687887), (210, 3125258), (420, 1562629), (653, 1005060), (1306, 502530), (1959, 335020), (2393, 274260), (2612, 251265), (3265, 201012), (3918, 167510), (4571, 143580), (4786, 137130), (6530, 100506), (7179, 91420), (7836, 83755), (9142, 71790), (9572, 68565), (9795, 67004), (11965, 54852), (13060, 50253), (13713, 47860), (14358, 45710), (16751, 39180), (18284, 35895), (19590, 33502), (22855, 28716), (23930, 27426)]