15273320

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:258

約数の個数: 64

約数和(自身を含む): 35985600

約数和(自身を除く): 20712280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 67, 82, 134, 139, 164, 205, 268, 278, 328, 335, 410, 536, 556, 670, 695, 820, 1112, 1340, 1390, 1640, 2680, 2747, 2780, 5494, 5560, 5699, 9313, 10988, 11398, 13735, 18626, 21976, 22796, 27470, 28495, 37252, 45592, 46565, 54940, 56990, 74504, 93130, 109880, 113980, 186260, 227960, 372520, 381833, 763666, 1527332, 1909165, 3054664, 3818330, 7636660, 15273320]

約数ペア:

[(1, 15273320), (2, 7636660), (4, 3818330), (5, 3054664), (8, 1909165), (10, 1527332), (20, 763666), (40, 381833), (41, 372520), (67, 227960), (82, 186260), (134, 113980), (139, 109880), (164, 93130), (205, 74504), (268, 56990), (278, 54940), (328, 46565), (335, 45592), (410, 37252), (536, 28495), (556, 27470), (670, 22796), (695, 21976), (820, 18626), (1112, 13735), (1340, 11398), (1390, 10988), (1640, 9313), (2680, 5699), (2747, 5560), (2780, 5494)]