15641220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{223}}^1$

素因数の和:409

約数の個数: 96

約数和(自身を含む): 50577408

約数和(自身を除く): 34936188

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 167, 210, 223, 334, 420, 446, 501, 668, 669, 835, 892, 1002, 1115, 1169, 1338, 1561, 1670, 2004, 2230, 2338, 2505, 2676, 3122, 3340, 3345, 3507, 4460, 4676, 4683, 5010, 5845, 6244, 6690, 7014, 7805, 9366, 10020, 11690, 13380, 14028, 15610, 17535, 18732, 23380, 23415, 31220, 35070, 37241, 46830, 70140, 74482, 93660, 111723, 148964, 186205, 223446, 260687, 372410, 446892, 521374, 558615, 744820, 782061, 1042748, 1117230, 1303435, 1564122, 2234460, 2606870, 3128244, 3910305, 5213740, 7820610, 15641220]

約数ペア:

[(1, 15641220), (2, 7820610), (3, 5213740), (4, 3910305), (5, 3128244), (6, 2606870), (7, 2234460), (10, 1564122), (12, 1303435), (14, 1117230), (15, 1042748), (20, 782061), (21, 744820), (28, 558615), (30, 521374), (35, 446892), (42, 372410), (60, 260687), (70, 223446), (84, 186205), (105, 148964), (140, 111723), (167, 93660), (210, 74482), (223, 70140), (334, 46830), (420, 37241), (446, 35070), (501, 31220), (668, 23415), (669, 23380), (835, 18732), (892, 17535), (1002, 15610), (1115, 14028), (1169, 13380), (1338, 11690), (1561, 10020), (1670, 9366), (2004, 7805), (2230, 7014), (2338, 6690), (2505, 6244), (2676, 5845), (3122, 5010), (3340, 4683), (3345, 4676), (3507, 4460)]