30256155

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:129

約数の個数: 72

約数和(自身を含む): 57972096

約数和(自身を除く): 27715941

約数列:

[1, 3, 5, 9, 15, 23, 31, 41, 45, 69, 93, 115, 123, 155, 205, 207, 279, 345, 369, 465, 529, 615, 713, 943, 1035, 1271, 1395, 1587, 1845, 2139, 2645, 2829, 3565, 3813, 4715, 4761, 6355, 6417, 7935, 8487, 10695, 11439, 14145, 16399, 19065, 21689, 23805, 29233, 32085, 42435, 49197, 57195, 65067, 81995, 87699, 108445, 146165, 147591, 195201, 245985, 263097, 325335, 438495, 672359, 737955, 976005, 1315485, 2017077, 3361795, 6051231, 10085385, 30256155]

約数ペア:

[(1, 30256155), (3, 10085385), (5, 6051231), (9, 3361795), (15, 2017077), (23, 1315485), (31, 976005), (41, 737955), (45, 672359), (69, 438495), (93, 325335), (115, 263097), (123, 245985), (155, 195201), (205, 147591), (207, 146165), (279, 108445), (345, 87699), (369, 81995), (465, 65067), (529, 57195), (615, 49197), (713, 42435), (943, 32085), (1035, 29233), (1271, 23805), (1395, 21689), (1587, 19065), (1845, 16399), (2139, 14145), (2645, 11439), (2829, 10695), (3565, 8487), (3813, 7935), (4715, 6417), (4761, 6355)]