80398920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{95713}}^1$

素因数の和:95734

約数の個数: 64

約数和(自身を含む): 275656320

約数和(自身を除く): 195257400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 95713, 191426, 287139, 382852, 478565, 574278, 669991, 765704, 957130, 1148556, 1339982, 1435695, 1914260, 2009973, 2297112, 2679964, 2871390, 3349955, 3828520, 4019946, 5359928, 5742780, 6699910, 8039892, 10049865, 11485560, 13399820, 16079784, 20099730, 26799640, 40199460, 80398920]

約数ペア:

[(1, 80398920), (2, 40199460), (3, 26799640), (4, 20099730), (5, 16079784), (6, 13399820), (7, 11485560), (8, 10049865), (10, 8039892), (12, 6699910), (14, 5742780), (15, 5359928), (20, 4019946), (21, 3828520), (24, 3349955), (28, 2871390), (30, 2679964), (35, 2297112), (40, 2009973), (42, 1914260), (56, 1435695), (60, 1339982), (70, 1148556), (84, 957130), (105, 765704), (120, 669991), (140, 574278), (168, 478565), (210, 382852), (280, 287139), (420, 191426), (840, 95713)]