139147580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{4423}}^1$

素因数の和:4467

約数の個数: 72

約数和(自身を含む): 345974496

約数和(自身を除く): 206826916

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 121, 130, 143, 220, 242, 260, 286, 484, 572, 605, 715, 1210, 1430, 1573, 2420, 2860, 3146, 4423, 6292, 7865, 8846, 15730, 17692, 22115, 31460, 44230, 48653, 57499, 88460, 97306, 114998, 194612, 229996, 243265, 287495, 486530, 535183, 574990, 632489, 973060, 1070366, 1149980, 1264978, 2140732, 2529956, 2675915, 3162445, 5351830, 6324890, 6957379, 10703660, 12649780, 13914758, 27829516, 34786895, 69573790, 139147580]

約数ペア:

[(1, 139147580), (2, 69573790), (4, 34786895), (5, 27829516), (10, 13914758), (11, 12649780), (13, 10703660), (20, 6957379), (22, 6324890), (26, 5351830), (44, 3162445), (52, 2675915), (55, 2529956), (65, 2140732), (110, 1264978), (121, 1149980), (130, 1070366), (143, 973060), (220, 632489), (242, 574990), (260, 535183), (286, 486530), (484, 287495), (572, 243265), (605, 229996), (715, 194612), (1210, 114998), (1430, 97306), (1573, 88460), (2420, 57499), (2860, 48653), (3146, 44230), (4423, 31460), (6292, 22115), (7865, 17692), (8846, 15730)]