30387760

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{479}}^1$

素因数の和:566

約数の個数: 80

約数和(自身を含む): 77495040

約数和(自身を除く): 47107280

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 61, 65, 80, 104, 122, 130, 208, 244, 260, 305, 479, 488, 520, 610, 793, 958, 976, 1040, 1220, 1586, 1916, 2395, 2440, 3172, 3832, 3965, 4790, 4880, 6227, 6344, 7664, 7930, 9580, 12454, 12688, 15860, 19160, 24908, 29219, 31135, 31720, 38320, 49816, 58438, 62270, 63440, 99632, 116876, 124540, 146095, 233752, 249080, 292190, 379847, 467504, 498160, 584380, 759694, 1168760, 1519388, 1899235, 2337520, 3038776, 3798470, 6077552, 7596940, 15193880, 30387760]

約数ペア:

[(1, 30387760), (2, 15193880), (4, 7596940), (5, 6077552), (8, 3798470), (10, 3038776), (13, 2337520), (16, 1899235), (20, 1519388), (26, 1168760), (40, 759694), (52, 584380), (61, 498160), (65, 467504), (80, 379847), (104, 292190), (122, 249080), (130, 233752), (208, 146095), (244, 124540), (260, 116876), (305, 99632), (479, 63440), (488, 62270), (520, 58438), (610, 49816), (793, 38320), (958, 31720), (976, 31135), (1040, 29219), (1220, 24908), (1586, 19160), (1916, 15860), (2395, 12688), (2440, 12454), (3172, 9580), (3832, 7930), (3965, 7664), (4790, 6344), (4880, 6227)]