15863820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{353}}^1$

素因数の和:479

約数の個数: 96

約数和(自身を含む): 51383808

約数和(自身を除く): 35519988

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 107, 140, 210, 214, 321, 353, 420, 428, 535, 642, 706, 749, 1059, 1070, 1284, 1412, 1498, 1605, 1765, 2118, 2140, 2247, 2471, 2996, 3210, 3530, 3745, 4236, 4494, 4942, 5295, 6420, 7060, 7413, 7490, 8988, 9884, 10590, 11235, 12355, 14826, 14980, 21180, 22470, 24710, 29652, 37065, 37771, 44940, 49420, 74130, 75542, 113313, 148260, 151084, 188855, 226626, 264397, 377710, 453252, 528794, 566565, 755420, 793191, 1057588, 1133130, 1321985, 1586382, 2266260, 2643970, 3172764, 3965955, 5287940, 7931910, 15863820]

約数ペア:

[(1, 15863820), (2, 7931910), (3, 5287940), (4, 3965955), (5, 3172764), (6, 2643970), (7, 2266260), (10, 1586382), (12, 1321985), (14, 1133130), (15, 1057588), (20, 793191), (21, 755420), (28, 566565), (30, 528794), (35, 453252), (42, 377710), (60, 264397), (70, 226626), (84, 188855), (105, 151084), (107, 148260), (140, 113313), (210, 75542), (214, 74130), (321, 49420), (353, 44940), (420, 37771), (428, 37065), (535, 29652), (642, 24710), (706, 22470), (749, 21180), (1059, 14980), (1070, 14826), (1284, 12355), (1412, 11235), (1498, 10590), (1605, 9884), (1765, 8988), (2118, 7490), (2140, 7413), (2247, 7060), (2471, 6420), (2996, 5295), (3210, 4942), (3530, 4494), (3745, 4236)]