254267070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:290

約数の個数: 128

約数和(自身を含む): 670602240

約数和(自身を除く): 416335170

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 29, 30, 46, 58, 69, 87, 97, 115, 131, 138, 145, 174, 194, 230, 262, 290, 291, 345, 393, 435, 485, 582, 655, 667, 690, 786, 870, 970, 1310, 1334, 1455, 1965, 2001, 2231, 2813, 2910, 3013, 3335, 3799, 3930, 4002, 4462, 5626, 6026, 6670, 6693, 7598, 8439, 9039, 10005, 11155, 11397, 12707, 13386, 14065, 15065, 16878, 18078, 18995, 20010, 22310, 22794, 25414, 28130, 30130, 33465, 37990, 38121, 42195, 45195, 56985, 63535, 64699, 66930, 76242, 84390, 87377, 90390, 113970, 127070, 129398, 174754, 190605, 194097, 262131, 292261, 323495, 368503, 381210, 388194, 436885, 524262, 584522, 646990, 737006, 873770, 876783, 970485, 1105509, 1310655, 1461305, 1753566, 1842515, 1940970, 2211018, 2621310, 2922610, 3685030, 4383915, 5527545, 8475569, 8767830, 11055090, 16951138, 25426707, 42377845, 50853414, 84755690, 127133535, 254267070]

約数ペア:

[(1, 254267070), (2, 127133535), (3, 84755690), (5, 50853414), (6, 42377845), (10, 25426707), (15, 16951138), (23, 11055090), (29, 8767830), (30, 8475569), (46, 5527545), (58, 4383915), (69, 3685030), (87, 2922610), (97, 2621310), (115, 2211018), (131, 1940970), (138, 1842515), (145, 1753566), (174, 1461305), (194, 1310655), (230, 1105509), (262, 970485), (290, 876783), (291, 873770), (345, 737006), (393, 646990), (435, 584522), (485, 524262), (582, 436885), (655, 388194), (667, 381210), (690, 368503), (786, 323495), (870, 292261), (970, 262131), (1310, 194097), (1334, 190605), (1455, 174754), (1965, 129398), (2001, 127070), (2231, 113970), (2813, 90390), (2910, 87377), (3013, 84390), (3335, 76242), (3799, 66930), (3930, 64699), (4002, 63535), (4462, 56985), (5626, 45195), (6026, 42195), (6670, 38121), (6693, 37990), (7598, 33465), (8439, 30130), (9039, 28130), (10005, 25414), (11155, 22794), (11397, 22310), (12707, 20010), (13386, 18995), (14065, 18078), (15065, 16878)]