245142240

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{72959}}^1$

素因数の和:72984

約数の個数: 96

約数和(自身を含む): 882524160

約数和(自身を除く): 637381920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 72959, 145918, 218877, 291836, 364795, 437754, 510713, 583672, 729590, 875508, 1021426, 1094385, 1167344, 1459180, 1532139, 1751016, 2042852, 2188770, 2334688, 2553565, 2918360, 3064278, 3502032, 4085704, 4377540, 5107130, 5836720, 6128556, 7004064, 7660695, 8171408, 8755080, 10214260, 11673440, 12257112, 15321390, 16342816, 17510160, 20428520, 24514224, 30642780, 35020320, 40857040, 49028448, 61285560, 81714080, 122571120, 245142240]

約数ペア:

[(1, 245142240), (2, 122571120), (3, 81714080), (4, 61285560), (5, 49028448), (6, 40857040), (7, 35020320), (8, 30642780), (10, 24514224), (12, 20428520), (14, 17510160), (15, 16342816), (16, 15321390), (20, 12257112), (21, 11673440), (24, 10214260), (28, 8755080), (30, 8171408), (32, 7660695), (35, 7004064), (40, 6128556), (42, 5836720), (48, 5107130), (56, 4377540), (60, 4085704), (70, 3502032), (80, 3064278), (84, 2918360), (96, 2553565), (105, 2334688), (112, 2188770), (120, 2042852), (140, 1751016), (160, 1532139), (168, 1459180), (210, 1167344), (224, 1094385), (240, 1021426), (280, 875508), (336, 729590), (420, 583672), (480, 510713), (560, 437754), (672, 364795), (840, 291836), (1120, 218877), (1680, 145918), (3360, 72959)]