128767340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{353}}^1$

素因数の和:459

約数の個数: 96

約数和(自身を含む): 309730176

約数和(自身を除く): 180962836

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 61, 65, 92, 115, 122, 130, 230, 244, 260, 299, 305, 353, 460, 598, 610, 706, 793, 1196, 1220, 1403, 1412, 1495, 1586, 1765, 2806, 2990, 3172, 3530, 3965, 4589, 5612, 5980, 7015, 7060, 7930, 8119, 9178, 14030, 15860, 16238, 18239, 18356, 21533, 22945, 28060, 32476, 36478, 40595, 43066, 45890, 72956, 81190, 86132, 91195, 91780, 105547, 107665, 162380, 182390, 211094, 215330, 279929, 364780, 422188, 430660, 495259, 527735, 559858, 990518, 1055470, 1119716, 1399645, 1981036, 2110940, 2476295, 2799290, 4952590, 5598580, 6438367, 9905180, 12876734, 25753468, 32191835, 64383670, 128767340]

約数ペア:

[(1, 128767340), (2, 64383670), (4, 32191835), (5, 25753468), (10, 12876734), (13, 9905180), (20, 6438367), (23, 5598580), (26, 4952590), (46, 2799290), (52, 2476295), (61, 2110940), (65, 1981036), (92, 1399645), (115, 1119716), (122, 1055470), (130, 990518), (230, 559858), (244, 527735), (260, 495259), (299, 430660), (305, 422188), (353, 364780), (460, 279929), (598, 215330), (610, 211094), (706, 182390), (793, 162380), (1196, 107665), (1220, 105547), (1403, 91780), (1412, 91195), (1495, 86132), (1586, 81190), (1765, 72956), (2806, 45890), (2990, 43066), (3172, 40595), (3530, 36478), (3965, 32476), (4589, 28060), (5612, 22945), (5980, 21533), (7015, 18356), (7060, 18239), (7930, 16238), (8119, 15860), (9178, 14030)]