31998204

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1$

素因数の和:240

約数の個数: 144

約数和(自身を含む): 100289280

約数和(自身を除く): 68291076

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 41, 42, 57, 63, 76, 82, 84, 114, 123, 126, 133, 163, 164, 171, 228, 246, 252, 266, 287, 326, 342, 369, 399, 489, 492, 532, 574, 652, 684, 738, 779, 798, 861, 978, 1141, 1148, 1197, 1467, 1476, 1558, 1596, 1722, 1956, 2282, 2337, 2394, 2583, 2934, 3097, 3116, 3423, 3444, 4564, 4674, 4788, 5166, 5453, 5868, 6194, 6683, 6846, 7011, 9291, 9348, 10269, 10332, 10906, 12388, 13366, 13692, 14022, 16359, 18582, 20049, 20538, 21679, 21812, 26732, 27873, 28044, 32718, 37164, 40098, 41076, 43358, 46781, 49077, 55746, 60147, 65037, 65436, 80196, 86716, 93562, 98154, 111492, 120294, 126977, 130074, 140343, 187124, 195111, 196308, 240588, 253954, 260148, 280686, 380931, 390222, 421029, 507908, 561372, 761862, 780444, 842058, 888839, 1142793, 1523724, 1684116, 1777678, 2285586, 2666517, 3555356, 4571172, 5333034, 7999551, 10666068, 15999102, 31998204]

約数ペア:

[(1, 31998204), (2, 15999102), (3, 10666068), (4, 7999551), (6, 5333034), (7, 4571172), (9, 3555356), (12, 2666517), (14, 2285586), (18, 1777678), (19, 1684116), (21, 1523724), (28, 1142793), (36, 888839), (38, 842058), (41, 780444), (42, 761862), (57, 561372), (63, 507908), (76, 421029), (82, 390222), (84, 380931), (114, 280686), (123, 260148), (126, 253954), (133, 240588), (163, 196308), (164, 195111), (171, 187124), (228, 140343), (246, 130074), (252, 126977), (266, 120294), (287, 111492), (326, 98154), (342, 93562), (369, 86716), (399, 80196), (489, 65436), (492, 65037), (532, 60147), (574, 55746), (652, 49077), (684, 46781), (738, 43358), (779, 41076), (798, 40098), (861, 37164), (978, 32718), (1141, 28044), (1148, 27873), (1197, 26732), (1467, 21812), (1476, 21679), (1558, 20538), (1596, 20049), (1722, 18582), (1956, 16359), (2282, 14022), (2337, 13692), (2394, 13366), (2583, 12388), (2934, 10906), (3097, 10332), (3116, 10269), (3423, 9348), (3444, 9291), (4564, 7011), (4674, 6846), (4788, 6683), (5166, 6194), (5453, 5868)]