1287790140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{18143}}^1$

素因数の和:18188

約数の個数: 144

約数和(自身を含む): 4462553088

約数和(自身を除く): 3174762948

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 169, 182, 195, 210, 260, 273, 338, 364, 390, 420, 455, 507, 546, 676, 780, 845, 910, 1014, 1092, 1183, 1365, 1690, 1820, 2028, 2366, 2535, 2730, 3380, 3549, 4732, 5070, 5460, 5915, 7098, 10140, 11830, 14196, 17745, 18143, 23660, 35490, 36286, 54429, 70980, 72572, 90715, 108858, 127001, 181430, 217716, 235859, 254002, 272145, 362860, 381003, 471718, 508004, 544290, 635005, 707577, 762006, 943436, 1088580, 1179295, 1270010, 1415154, 1524012, 1651013, 1905015, 2358590, 2540020, 2830308, 3066167, 3302026, 3537885, 3810030, 4717180, 4953039, 6132334, 6604052, 7075770, 7620060, 8255065, 9198501, 9906078, 12264668, 14151540, 15330835, 16510130, 18397002, 19812156, 21463169, 24765195, 30661670, 33020260, 36794004, 42926338, 45992505, 49530390, 61323340, 64389507, 85852676, 91985010, 99060780, 107315845, 128779014, 183970020, 214631690, 257558028, 321947535, 429263380, 643895070, 1287790140]

約数ペア:

[(1, 1287790140), (2, 643895070), (3, 429263380), (4, 321947535), (5, 257558028), (6, 214631690), (7, 183970020), (10, 128779014), (12, 107315845), (13, 99060780), (14, 91985010), (15, 85852676), (20, 64389507), (21, 61323340), (26, 49530390), (28, 45992505), (30, 42926338), (35, 36794004), (39, 33020260), (42, 30661670), (52, 24765195), (60, 21463169), (65, 19812156), (70, 18397002), (78, 16510130), (84, 15330835), (91, 14151540), (105, 12264668), (130, 9906078), (140, 9198501), (156, 8255065), (169, 7620060), (182, 7075770), (195, 6604052), (210, 6132334), (260, 4953039), (273, 4717180), (338, 3810030), (364, 3537885), (390, 3302026), (420, 3066167), (455, 2830308), (507, 2540020), (546, 2358590), (676, 1905015), (780, 1651013), (845, 1524012), (910, 1415154), (1014, 1270010), (1092, 1179295), (1183, 1088580), (1365, 943436), (1690, 762006), (1820, 707577), (2028, 635005), (2366, 544290), (2535, 508004), (2730, 471718), (3380, 381003), (3549, 362860), (4732, 272145), (5070, 254002), (5460, 235859), (5915, 217716), (7098, 181430), (10140, 127001), (11830, 108858), (14196, 90715), (17745, 72572), (18143, 70980), (23660, 54429), (35490, 36286)]