311163228

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{347}}^1$

素因数の和:421

約数の個数: 144

約数和(自身を含む): 890991360

約数和(自身を除く): 579828132

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 23, 27, 36, 38, 46, 54, 57, 69, 76, 92, 108, 114, 138, 171, 207, 228, 276, 342, 347, 361, 414, 437, 513, 621, 684, 694, 722, 828, 874, 1026, 1041, 1083, 1242, 1311, 1388, 1444, 1748, 2052, 2082, 2166, 2484, 2622, 3123, 3249, 3933, 4164, 4332, 5244, 6246, 6498, 6593, 7866, 7981, 8303, 9369, 9747, 11799, 12492, 12996, 13186, 15732, 15962, 16606, 18738, 19494, 19779, 23598, 23943, 24909, 26372, 31924, 33212, 37476, 38988, 39558, 47196, 47886, 49818, 59337, 71829, 74727, 79116, 95772, 99636, 118674, 125267, 143658, 149454, 151639, 178011, 215487, 224181, 237348, 250534, 287316, 298908, 303278, 356022, 375801, 430974, 448362, 454917, 501068, 606556, 712044, 751602, 861948, 896724, 909834, 1127403, 1364751, 1503204, 1819668, 2254806, 2729502, 2881141, 3382209, 4094253, 4509612, 5459004, 5762282, 6764418, 8188506, 8643423, 11524564, 13528836, 16377012, 17286846, 25930269, 34573692, 51860538, 77790807, 103721076, 155581614, 311163228]

約数ペア:

[(1, 311163228), (2, 155581614), (3, 103721076), (4, 77790807), (6, 51860538), (9, 34573692), (12, 25930269), (18, 17286846), (19, 16377012), (23, 13528836), (27, 11524564), (36, 8643423), (38, 8188506), (46, 6764418), (54, 5762282), (57, 5459004), (69, 4509612), (76, 4094253), (92, 3382209), (108, 2881141), (114, 2729502), (138, 2254806), (171, 1819668), (207, 1503204), (228, 1364751), (276, 1127403), (342, 909834), (347, 896724), (361, 861948), (414, 751602), (437, 712044), (513, 606556), (621, 501068), (684, 454917), (694, 448362), (722, 430974), (828, 375801), (874, 356022), (1026, 303278), (1041, 298908), (1083, 287316), (1242, 250534), (1311, 237348), (1388, 224181), (1444, 215487), (1748, 178011), (2052, 151639), (2082, 149454), (2166, 143658), (2484, 125267), (2622, 118674), (3123, 99636), (3249, 95772), (3933, 79116), (4164, 74727), (4332, 71829), (5244, 59337), (6246, 49818), (6498, 47886), (6593, 47196), (7866, 39558), (7981, 38988), (8303, 37476), (9369, 33212), (9747, 31924), (11799, 26372), (12492, 24909), (12996, 23943), (13186, 23598), (15732, 19779), (15962, 19494), (16606, 18738)]