15661152920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{553789}}^1$

素因数の和:553908

約数の個数: 64

約数和(自身を含む): 40670337600

約数和(自身を除く): 25009184680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 101, 140, 202, 280, 404, 505, 707, 808, 1010, 1414, 2020, 2828, 3535, 4040, 5656, 7070, 14140, 28280, 553789, 1107578, 2215156, 2768945, 3876523, 4430312, 5537890, 7753046, 11075780, 15506092, 19382615, 22151560, 31012184, 38765230, 55932689, 77530460, 111865378, 155060920, 223730756, 279663445, 391528823, 447461512, 559326890, 783057646, 1118653780, 1566115292, 1957644115, 2237307560, 3132230584, 3915288230, 7830576460, 15661152920]

約数ペア:

[(1, 15661152920), (2, 7830576460), (4, 3915288230), (5, 3132230584), (7, 2237307560), (8, 1957644115), (10, 1566115292), (14, 1118653780), (20, 783057646), (28, 559326890), (35, 447461512), (40, 391528823), (56, 279663445), (70, 223730756), (101, 155060920), (140, 111865378), (202, 77530460), (280, 55932689), (404, 38765230), (505, 31012184), (707, 22151560), (808, 19382615), (1010, 15506092), (1414, 11075780), (2020, 7753046), (2828, 5537890), (3535, 4430312), (4040, 3876523), (5656, 2768945), (7070, 2215156), (14140, 1107578), (28280, 553789)]