309464320

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{709}}^1$

素因数の和:772

約数の個数: 144

約数和(自身を含む): 835914240

約数和(自身を除く): 526449920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 64, 80, 88, 110, 124, 128, 155, 160, 176, 220, 248, 256, 310, 320, 341, 352, 440, 496, 620, 640, 682, 704, 709, 880, 992, 1240, 1280, 1364, 1408, 1418, 1705, 1760, 1984, 2480, 2728, 2816, 2836, 3410, 3520, 3545, 3968, 4960, 5456, 5672, 6820, 7040, 7090, 7799, 7936, 9920, 10912, 11344, 13640, 14080, 14180, 15598, 19840, 21824, 21979, 22688, 27280, 28360, 31196, 38995, 39680, 43648, 43958, 45376, 54560, 56720, 62392, 77990, 87296, 87916, 90752, 109120, 109895, 113440, 124784, 155980, 175832, 181504, 218240, 219790, 226880, 241769, 249568, 311960, 351664, 436480, 439580, 453760, 483538, 499136, 623920, 703328, 879160, 907520, 967076, 998272, 1208845, 1247840, 1406656, 1758320, 1934152, 1996544, 2417690, 2495680, 2813312, 3516640, 3868304, 4835380, 4991360, 5626624, 7033280, 7736608, 9670760, 9982720, 14066560, 15473216, 19341520, 28133120, 30946432, 38683040, 61892864, 77366080, 154732160, 309464320]

約数ペア:

[(1, 309464320), (2, 154732160), (4, 77366080), (5, 61892864), (8, 38683040), (10, 30946432), (11, 28133120), (16, 19341520), (20, 15473216), (22, 14066560), (31, 9982720), (32, 9670760), (40, 7736608), (44, 7033280), (55, 5626624), (62, 4991360), (64, 4835380), (80, 3868304), (88, 3516640), (110, 2813312), (124, 2495680), (128, 2417690), (155, 1996544), (160, 1934152), (176, 1758320), (220, 1406656), (248, 1247840), (256, 1208845), (310, 998272), (320, 967076), (341, 907520), (352, 879160), (440, 703328), (496, 623920), (620, 499136), (640, 483538), (682, 453760), (704, 439580), (709, 436480), (880, 351664), (992, 311960), (1240, 249568), (1280, 241769), (1364, 226880), (1408, 219790), (1418, 218240), (1705, 181504), (1760, 175832), (1984, 155980), (2480, 124784), (2728, 113440), (2816, 109895), (2836, 109120), (3410, 90752), (3520, 87916), (3545, 87296), (3968, 77990), (4960, 62392), (5456, 56720), (5672, 54560), (6820, 45376), (7040, 43958), (7090, 43648), (7799, 39680), (7936, 38995), (9920, 31196), (10912, 28360), (11344, 27280), (13640, 22688), (14080, 21979), (14180, 21824), (15598, 19840)]