181800918

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{137}}^1$

素因数の和:318

約数の個数: 96

約数和(自身を含む): 439429536

約数和(自身を除く): 257628618

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 53, 78, 106, 107, 117, 137, 159, 214, 234, 274, 318, 321, 411, 477, 642, 689, 822, 954, 963, 1233, 1378, 1391, 1781, 1926, 2067, 2466, 2782, 3562, 4134, 4173, 5343, 5671, 6201, 7261, 8346, 10686, 11342, 12402, 12519, 14522, 14659, 16029, 17013, 21783, 25038, 29318, 32058, 34026, 43566, 43977, 51039, 65349, 73723, 87954, 94393, 102078, 130698, 131931, 147446, 188786, 190567, 221169, 263862, 283179, 381134, 442338, 566358, 571701, 663507, 776927, 849537, 1143402, 1327014, 1553854, 1699074, 1715103, 2330781, 3430206, 4661562, 6992343, 10100051, 13984686, 20200102, 30300153, 60600306, 90900459, 181800918]

約数ペア:

[(1, 181800918), (2, 90900459), (3, 60600306), (6, 30300153), (9, 20200102), (13, 13984686), (18, 10100051), (26, 6992343), (39, 4661562), (53, 3430206), (78, 2330781), (106, 1715103), (107, 1699074), (117, 1553854), (137, 1327014), (159, 1143402), (214, 849537), (234, 776927), (274, 663507), (318, 571701), (321, 566358), (411, 442338), (477, 381134), (642, 283179), (689, 263862), (822, 221169), (954, 190567), (963, 188786), (1233, 147446), (1378, 131931), (1391, 130698), (1781, 102078), (1926, 94393), (2067, 87954), (2466, 73723), (2782, 65349), (3562, 51039), (4134, 43977), (4173, 43566), (5343, 34026), (5671, 32058), (6201, 29318), (7261, 25038), (8346, 21783), (10686, 17013), (11342, 16029), (12402, 14659), (12519, 14522)]