127021460

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{73}}^1\times {\mathrm{241}}^1$

素因数の和:361

約数の個数: 72

約数和(自身を含む): 286563816

約数和(自身を除く): 159542356

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 73, 76, 95, 146, 190, 241, 292, 361, 365, 380, 482, 722, 730, 964, 1205, 1387, 1444, 1460, 1805, 2410, 2774, 3610, 4579, 4820, 5548, 6935, 7220, 9158, 13870, 17593, 18316, 22895, 26353, 27740, 35186, 45790, 52706, 70372, 87001, 87965, 91580, 105412, 131765, 174002, 175930, 263530, 334267, 348004, 351860, 435005, 527060, 668534, 870010, 1337068, 1671335, 1740020, 3342670, 6351073, 6685340, 12702146, 25404292, 31755365, 63510730, 127021460]

約数ペア:

[(1, 127021460), (2, 63510730), (4, 31755365), (5, 25404292), (10, 12702146), (19, 6685340), (20, 6351073), (38, 3342670), (73, 1740020), (76, 1671335), (95, 1337068), (146, 870010), (190, 668534), (241, 527060), (292, 435005), (361, 351860), (365, 348004), (380, 334267), (482, 263530), (722, 175930), (730, 174002), (964, 131765), (1205, 105412), (1387, 91580), (1444, 87965), (1460, 87001), (1805, 70372), (2410, 52706), (2774, 45790), (3610, 35186), (4579, 27740), (4820, 26353), (5548, 22895), (6935, 18316), (7220, 17593), (9158, 13870)]