278061960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{11087}}^1$

素因数の和:11131

約数の個数: 128

約数和(自身を含む): 958003200

約数和(自身を除く): 679941240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 19, 20, 22, 24, 30, 33, 38, 40, 44, 55, 57, 60, 66, 76, 88, 95, 110, 114, 120, 132, 152, 165, 190, 209, 220, 228, 264, 285, 330, 380, 418, 440, 456, 570, 627, 660, 760, 836, 1045, 1140, 1254, 1320, 1672, 2090, 2280, 2508, 3135, 4180, 5016, 6270, 8360, 11087, 12540, 22174, 25080, 33261, 44348, 55435, 66522, 88696, 110870, 121957, 133044, 166305, 210653, 221740, 243914, 266088, 332610, 365871, 421306, 443480, 487828, 609785, 631959, 665220, 731742, 842612, 975656, 1053265, 1219570, 1263918, 1330440, 1463484, 1685224, 1829355, 2106530, 2317183, 2439140, 2527836, 2926968, 3159795, 3658710, 4213060, 4634366, 4878280, 5055672, 6319590, 6951549, 7317420, 8426120, 9268732, 11585915, 12639180, 13903098, 14634840, 18537464, 23171830, 25278360, 27806196, 34757745, 46343660, 55612392, 69515490, 92687320, 139030980, 278061960]

約数ペア:

[(1, 278061960), (2, 139030980), (3, 92687320), (4, 69515490), (5, 55612392), (6, 46343660), (8, 34757745), (10, 27806196), (11, 25278360), (12, 23171830), (15, 18537464), (19, 14634840), (20, 13903098), (22, 12639180), (24, 11585915), (30, 9268732), (33, 8426120), (38, 7317420), (40, 6951549), (44, 6319590), (55, 5055672), (57, 4878280), (60, 4634366), (66, 4213060), (76, 3658710), (88, 3159795), (95, 2926968), (110, 2527836), (114, 2439140), (120, 2317183), (132, 2106530), (152, 1829355), (165, 1685224), (190, 1463484), (209, 1330440), (220, 1263918), (228, 1219570), (264, 1053265), (285, 975656), (330, 842612), (380, 731742), (418, 665220), (440, 631959), (456, 609785), (570, 487828), (627, 443480), (660, 421306), (760, 365871), (836, 332610), (1045, 266088), (1140, 243914), (1254, 221740), (1320, 210653), (1672, 166305), (2090, 133044), (2280, 121957), (2508, 110870), (3135, 88696), (4180, 66522), (5016, 55435), (6270, 44348), (8360, 33261), (11087, 25080), (12540, 22174)]