380887740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{557}}^1$

素因数の和:732

約数の個数: 144

約数和(自身を含む): 1206485280

約数和(自身を除く): 825597540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 131, 145, 174, 180, 261, 262, 290, 348, 393, 435, 522, 524, 557, 580, 655, 786, 870, 1044, 1114, 1179, 1305, 1310, 1572, 1671, 1740, 1965, 2228, 2358, 2610, 2620, 2785, 3342, 3799, 3930, 4716, 5013, 5220, 5570, 5895, 6684, 7598, 7860, 8355, 10026, 11140, 11397, 11790, 15196, 16153, 16710, 18995, 20052, 22794, 23580, 25065, 32306, 33420, 34191, 37990, 45588, 48459, 50130, 56985, 64612, 68382, 72967, 75980, 80765, 96918, 100260, 113970, 136764, 145377, 145934, 161530, 170955, 193836, 218901, 227940, 242295, 290754, 291868, 323060, 341910, 364835, 437802, 484590, 581508, 656703, 683820, 726885, 729670, 875604, 969180, 1094505, 1313406, 1453770, 1459340, 2116043, 2189010, 2626812, 2907540, 3283515, 4232086, 4378020, 6348129, 6567030, 8464172, 10580215, 12696258, 13134060, 19044387, 21160430, 25392516, 31740645, 38088774, 42320860, 63481290, 76177548, 95221935, 126962580, 190443870, 380887740]

約数ペア:

[(1, 380887740), (2, 190443870), (3, 126962580), (4, 95221935), (5, 76177548), (6, 63481290), (9, 42320860), (10, 38088774), (12, 31740645), (15, 25392516), (18, 21160430), (20, 19044387), (29, 13134060), (30, 12696258), (36, 10580215), (45, 8464172), (58, 6567030), (60, 6348129), (87, 4378020), (90, 4232086), (116, 3283515), (131, 2907540), (145, 2626812), (174, 2189010), (180, 2116043), (261, 1459340), (262, 1453770), (290, 1313406), (348, 1094505), (393, 969180), (435, 875604), (522, 729670), (524, 726885), (557, 683820), (580, 656703), (655, 581508), (786, 484590), (870, 437802), (1044, 364835), (1114, 341910), (1179, 323060), (1305, 291868), (1310, 290754), (1572, 242295), (1671, 227940), (1740, 218901), (1965, 193836), (2228, 170955), (2358, 161530), (2610, 145934), (2620, 145377), (2785, 136764), (3342, 113970), (3799, 100260), (3930, 96918), (4716, 80765), (5013, 75980), (5220, 72967), (5570, 68382), (5895, 64612), (6684, 56985), (7598, 50130), (7860, 48459), (8355, 45588), (10026, 37990), (11140, 34191), (11397, 33420), (11790, 32306), (15196, 25065), (16153, 23580), (16710, 22794), (18995, 20052)]