721000236

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1\times {\mathrm{593}}^1$

素因数の和:823

約数の個数: 96

約数和(自身を含む): 1880879616

約数和(自身を除く): 1159879380

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 61, 66, 122, 132, 151, 183, 244, 302, 366, 453, 593, 604, 671, 732, 906, 1186, 1342, 1661, 1779, 1812, 2013, 2372, 2684, 3322, 3558, 4026, 4983, 6523, 6644, 7116, 8052, 9211, 9966, 13046, 18422, 19569, 19932, 26092, 27633, 36173, 36844, 39138, 55266, 72346, 78276, 89543, 101321, 108519, 110532, 144692, 179086, 202642, 217038, 268629, 303963, 358172, 397903, 405284, 434076, 537258, 607926, 795806, 984973, 1074516, 1193709, 1215852, 1591612, 1969946, 2387418, 2954919, 3939892, 4774836, 5462123, 5909838, 10924246, 11819676, 16386369, 21848492, 32772738, 60083353, 65545476, 120166706, 180250059, 240333412, 360500118, 721000236]

約数ペア:

[(1, 721000236), (2, 360500118), (3, 240333412), (4, 180250059), (6, 120166706), (11, 65545476), (12, 60083353), (22, 32772738), (33, 21848492), (44, 16386369), (61, 11819676), (66, 10924246), (122, 5909838), (132, 5462123), (151, 4774836), (183, 3939892), (244, 2954919), (302, 2387418), (366, 1969946), (453, 1591612), (593, 1215852), (604, 1193709), (671, 1074516), (732, 984973), (906, 795806), (1186, 607926), (1342, 537258), (1661, 434076), (1779, 405284), (1812, 397903), (2013, 358172), (2372, 303963), (2684, 268629), (3322, 217038), (3558, 202642), (4026, 179086), (4983, 144692), (6523, 110532), (6644, 108519), (7116, 101321), (8052, 89543), (9211, 78276), (9966, 72346), (13046, 55266), (18422, 39138), (19569, 36844), (19932, 36173), (26092, 27633)]