2615721990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{429511}}^1$

素因数の和:429557

約数の個数: 64

約数和(自身を含む): 7421967360

約数和(自身を除く): 4806245370

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 29, 30, 35, 42, 58, 70, 87, 105, 145, 174, 203, 210, 290, 406, 435, 609, 870, 1015, 1218, 2030, 3045, 6090, 429511, 859022, 1288533, 2147555, 2577066, 3006577, 4295110, 6013154, 6442665, 9019731, 12455819, 12885330, 15032885, 18039462, 24911638, 30065770, 37367457, 45098655, 62279095, 74734914, 87190733, 90197310, 124558190, 174381466, 186837285, 261572199, 373674570, 435953665, 523144398, 871907330, 1307860995, 2615721990]

約数ペア:

[(1, 2615721990), (2, 1307860995), (3, 871907330), (5, 523144398), (6, 435953665), (7, 373674570), (10, 261572199), (14, 186837285), (15, 174381466), (21, 124558190), (29, 90197310), (30, 87190733), (35, 74734914), (42, 62279095), (58, 45098655), (70, 37367457), (87, 30065770), (105, 24911638), (145, 18039462), (174, 15032885), (203, 12885330), (210, 12455819), (290, 9019731), (406, 6442665), (435, 6013154), (609, 4295110), (870, 3006577), (1015, 2577066), (1218, 2147555), (2030, 1288533), (3045, 859022), (6090, 429511)]