15193880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{479}}^1$

素因数の和:564

約数の個数: 64

約数和(自身を含む): 37497600

約数和(自身を除く): 22303720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 61, 65, 104, 122, 130, 244, 260, 305, 479, 488, 520, 610, 793, 958, 1220, 1586, 1916, 2395, 2440, 3172, 3832, 3965, 4790, 6227, 6344, 7930, 9580, 12454, 15860, 19160, 24908, 29219, 31135, 31720, 49816, 58438, 62270, 116876, 124540, 146095, 233752, 249080, 292190, 379847, 584380, 759694, 1168760, 1519388, 1899235, 3038776, 3798470, 7596940, 15193880]

約数ペア:

[(1, 15193880), (2, 7596940), (4, 3798470), (5, 3038776), (8, 1899235), (10, 1519388), (13, 1168760), (20, 759694), (26, 584380), (40, 379847), (52, 292190), (61, 249080), (65, 233752), (104, 146095), (122, 124540), (130, 116876), (244, 62270), (260, 58438), (305, 49816), (479, 31720), (488, 31135), (520, 29219), (610, 24908), (793, 19160), (958, 15860), (1220, 12454), (1586, 9580), (1916, 7930), (2395, 6344), (2440, 6227), (3172, 4790), (3832, 3965)]