4728108280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{389}}^1\times {\mathrm{523}}^1$

素因数の和:1013

約数の個数: 128

約数和(自身を含む): 12359692800

約数和(自身を除く): 7631584520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 83, 140, 166, 280, 332, 389, 415, 523, 581, 664, 778, 830, 1046, 1162, 1556, 1660, 1945, 2092, 2324, 2615, 2723, 2905, 3112, 3320, 3661, 3890, 4184, 4648, 5230, 5446, 5810, 7322, 7780, 10460, 10892, 11620, 13615, 14644, 15560, 18305, 20920, 21784, 23240, 27230, 29288, 32287, 36610, 43409, 54460, 64574, 73220, 86818, 108920, 129148, 146440, 161435, 173636, 203447, 217045, 226009, 258296, 303863, 322870, 347272, 406894, 434090, 452018, 607726, 645740, 813788, 868180, 904036, 1017235, 1130045, 1215452, 1291480, 1424129, 1519315, 1627576, 1736360, 1808072, 2034470, 2260090, 2430904, 2848258, 3038630, 4068940, 4520180, 5696516, 6077260, 7120645, 8137880, 9040360, 11393032, 12154520, 14241290, 16886101, 28482580, 33772202, 56965160, 67544404, 84430505, 118202707, 135088808, 168861010, 236405414, 337722020, 472810828, 591013535, 675444040, 945621656, 1182027070, 2364054140, 4728108280]

約数ペア:

[(1, 4728108280), (2, 2364054140), (4, 1182027070), (5, 945621656), (7, 675444040), (8, 591013535), (10, 472810828), (14, 337722020), (20, 236405414), (28, 168861010), (35, 135088808), (40, 118202707), (56, 84430505), (70, 67544404), (83, 56965160), (140, 33772202), (166, 28482580), (280, 16886101), (332, 14241290), (389, 12154520), (415, 11393032), (523, 9040360), (581, 8137880), (664, 7120645), (778, 6077260), (830, 5696516), (1046, 4520180), (1162, 4068940), (1556, 3038630), (1660, 2848258), (1945, 2430904), (2092, 2260090), (2324, 2034470), (2615, 1808072), (2723, 1736360), (2905, 1627576), (3112, 1519315), (3320, 1424129), (3661, 1291480), (3890, 1215452), (4184, 1130045), (4648, 1017235), (5230, 904036), (5446, 868180), (5810, 813788), (7322, 645740), (7780, 607726), (10460, 452018), (10892, 434090), (11620, 406894), (13615, 347272), (14644, 322870), (15560, 303863), (18305, 258296), (20920, 226009), (21784, 217045), (23240, 203447), (27230, 173636), (29288, 161435), (32287, 146440), (36610, 129148), (43409, 108920), (54460, 86818), (64574, 73220)]