155551428

素因数分解:

$2^2\times 3^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{911}}^1$

素因数の和:975

約数の個数: 120

約数和(自身を含む): 444939264

約数和(自身を除く): 289387836

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 27, 31, 34, 36, 51, 54, 62, 68, 81, 93, 102, 108, 124, 153, 162, 186, 204, 279, 306, 324, 372, 459, 527, 558, 612, 837, 911, 918, 1054, 1116, 1377, 1581, 1674, 1822, 1836, 2108, 2511, 2733, 2754, 3162, 3348, 3644, 4743, 5022, 5466, 5508, 6324, 8199, 9486, 10044, 10932, 14229, 15487, 16398, 18972, 24597, 28241, 28458, 30974, 32796, 42687, 46461, 49194, 56482, 56916, 61948, 73791, 84723, 85374, 92922, 98388, 112964, 139383, 147582, 169446, 170748, 185844, 254169, 278766, 295164, 338892, 418149, 480097, 508338, 557532, 762507, 836298, 960194, 1016676, 1254447, 1440291, 1525014, 1672596, 1920388, 2287521, 2508894, 2880582, 3050028, 4320873, 4575042, 5017788, 5761164, 8641746, 9150084, 12962619, 17283492, 25925238, 38887857, 51850476, 77775714, 155551428]

約数ペア:

[(1, 155551428), (2, 77775714), (3, 51850476), (4, 38887857), (6, 25925238), (9, 17283492), (12, 12962619), (17, 9150084), (18, 8641746), (27, 5761164), (31, 5017788), (34, 4575042), (36, 4320873), (51, 3050028), (54, 2880582), (62, 2508894), (68, 2287521), (81, 1920388), (93, 1672596), (102, 1525014), (108, 1440291), (124, 1254447), (153, 1016676), (162, 960194), (186, 836298), (204, 762507), (279, 557532), (306, 508338), (324, 480097), (372, 418149), (459, 338892), (527, 295164), (558, 278766), (612, 254169), (837, 185844), (911, 170748), (918, 169446), (1054, 147582), (1116, 139383), (1377, 112964), (1581, 98388), (1674, 92922), (1822, 85374), (1836, 84723), (2108, 73791), (2511, 61948), (2733, 56916), (2754, 56482), (3162, 49194), (3348, 46461), (3644, 42687), (4743, 32796), (5022, 30974), (5466, 28458), (5508, 28241), (6324, 24597), (8199, 18972), (9486, 16398), (10044, 15487), (10932, 14229)]