30992648

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:222

約数の個数: 64

約数和(自身を含む): 64800000

約数和(自身を除く): 33807352

約数列:

[1, 2, 4, 8, 19, 29, 38, 58, 76, 79, 89, 116, 152, 158, 178, 232, 316, 356, 551, 632, 712, 1102, 1501, 1691, 2204, 2291, 2581, 3002, 3382, 4408, 4582, 5162, 6004, 6764, 7031, 9164, 10324, 12008, 13528, 14062, 18328, 20648, 28124, 43529, 49039, 56248, 87058, 98078, 133589, 174116, 196156, 203899, 267178, 348232, 392312, 407798, 534356, 815596, 1068712, 1631192, 3874081, 7748162, 15496324, 30992648]

約数ペア:

[(1, 30992648), (2, 15496324), (4, 7748162), (8, 3874081), (19, 1631192), (29, 1068712), (38, 815596), (58, 534356), (76, 407798), (79, 392312), (89, 348232), (116, 267178), (152, 203899), (158, 196156), (178, 174116), (232, 133589), (316, 98078), (356, 87058), (551, 56248), (632, 49039), (712, 43529), (1102, 28124), (1501, 20648), (1691, 18328), (2204, 14062), (2291, 13528), (2581, 12008), (3002, 10324), (3382, 9164), (4408, 7031), (4582, 6764), (5162, 6004)]