180597222

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{409}}^1$

素因数の和:487

約数の個数: 128

約数和(自身を含む): 471139200

約数和(自身を除く): 290541978

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 27, 34, 37, 39, 51, 54, 74, 78, 102, 111, 117, 153, 221, 222, 234, 306, 333, 351, 409, 442, 459, 481, 629, 663, 666, 702, 818, 918, 962, 999, 1227, 1258, 1326, 1443, 1887, 1989, 1998, 2454, 2886, 3681, 3774, 3978, 4329, 5317, 5661, 5967, 6953, 7362, 8177, 8658, 10634, 11043, 11322, 11934, 12987, 13906, 15133, 15951, 16354, 16983, 20859, 22086, 24531, 25974, 30266, 31902, 33966, 41718, 45399, 47853, 49062, 62577, 73593, 90389, 90798, 95706, 125154, 136197, 143559, 147186, 180778, 187731, 196729, 220779, 257261, 271167, 272394, 287118, 375462, 393458, 408591, 441558, 514522, 542334, 590187, 771783, 813501, 817182, 1180374, 1543566, 1627002, 1770561, 2315349, 2440503, 3344393, 3541122, 4630698, 4881006, 5311683, 6688786, 6946047, 10033179, 10623366, 13892094, 20066358, 30099537, 60199074, 90298611, 180597222]

約数ペア:

[(1, 180597222), (2, 90298611), (3, 60199074), (6, 30099537), (9, 20066358), (13, 13892094), (17, 10623366), (18, 10033179), (26, 6946047), (27, 6688786), (34, 5311683), (37, 4881006), (39, 4630698), (51, 3541122), (54, 3344393), (74, 2440503), (78, 2315349), (102, 1770561), (111, 1627002), (117, 1543566), (153, 1180374), (221, 817182), (222, 813501), (234, 771783), (306, 590187), (333, 542334), (351, 514522), (409, 441558), (442, 408591), (459, 393458), (481, 375462), (629, 287118), (663, 272394), (666, 271167), (702, 257261), (818, 220779), (918, 196729), (962, 187731), (999, 180778), (1227, 147186), (1258, 143559), (1326, 136197), (1443, 125154), (1887, 95706), (1989, 90798), (1998, 90389), (2454, 73593), (2886, 62577), (3681, 49062), (3774, 47853), (3978, 45399), (4329, 41718), (5317, 33966), (5661, 31902), (5967, 30266), (6953, 25974), (7362, 24531), (8177, 22086), (8658, 20859), (10634, 16983), (11043, 16354), (11322, 15951), (11934, 15133), (12987, 13906)]