156929560

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{223}}^1\times {\mathrm{241}}^1$

素因数の和:548

約数の個数: 64

約数和(自身を含む): 361025280

約数和(自身を除く): 204095720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 223, 241, 292, 365, 446, 482, 584, 730, 892, 964, 1115, 1205, 1460, 1784, 1928, 2230, 2410, 2920, 4460, 4820, 8920, 9640, 16279, 17593, 32558, 35186, 53743, 65116, 70372, 81395, 87965, 107486, 130232, 140744, 162790, 175930, 214972, 268715, 325580, 351860, 429944, 537430, 651160, 703720, 1074860, 2149720, 3923239, 7846478, 15692956, 19616195, 31385912, 39232390, 78464780, 156929560]

約数ペア:

[(1, 156929560), (2, 78464780), (4, 39232390), (5, 31385912), (8, 19616195), (10, 15692956), (20, 7846478), (40, 3923239), (73, 2149720), (146, 1074860), (223, 703720), (241, 651160), (292, 537430), (365, 429944), (446, 351860), (482, 325580), (584, 268715), (730, 214972), (892, 175930), (964, 162790), (1115, 140744), (1205, 130232), (1460, 107486), (1784, 87965), (1928, 81395), (2230, 70372), (2410, 65116), (2920, 53743), (4460, 35186), (4820, 32558), (8920, 17593), (9640, 16279)]