65551920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{39019}}^1$

素因数の和:39042

約数の個数: 80

約数和(自身を含む): 232247040

約数和(自身を除く): 166695120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 39019, 78038, 117057, 156076, 195095, 234114, 273133, 312152, 390190, 468228, 546266, 585285, 624304, 780380, 819399, 936456, 1092532, 1170570, 1365665, 1560760, 1638798, 1872912, 2185064, 2341140, 2731330, 3121520, 3277596, 4096995, 4370128, 4682280, 5462660, 6555192, 8193990, 9364560, 10925320, 13110384, 16387980, 21850640, 32775960, 65551920]

約数ペア:

[(1, 65551920), (2, 32775960), (3, 21850640), (4, 16387980), (5, 13110384), (6, 10925320), (7, 9364560), (8, 8193990), (10, 6555192), (12, 5462660), (14, 4682280), (15, 4370128), (16, 4096995), (20, 3277596), (21, 3121520), (24, 2731330), (28, 2341140), (30, 2185064), (35, 1872912), (40, 1638798), (42, 1560760), (48, 1365665), (56, 1170570), (60, 1092532), (70, 936456), (80, 819399), (84, 780380), (105, 624304), (112, 585285), (120, 546266), (140, 468228), (168, 390190), (210, 312152), (240, 273133), (280, 234114), (336, 195095), (420, 156076), (560, 117057), (840, 78038), (1680, 39019)]