79718940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{419}}^1$

素因数の和:592

約数の個数: 144

約数和(自身を含む): 278853120

約数和(自身を除く): 199134180

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 151, 180, 210, 252, 302, 315, 419, 420, 453, 604, 630, 755, 838, 906, 1057, 1257, 1260, 1359, 1510, 1676, 1812, 2095, 2114, 2265, 2514, 2718, 2933, 3020, 3171, 3771, 4190, 4228, 4530, 5028, 5285, 5436, 5866, 6285, 6342, 6795, 7542, 8380, 8799, 9060, 9513, 10570, 11732, 12570, 12684, 13590, 14665, 15084, 15855, 17598, 18855, 19026, 21140, 25140, 26397, 27180, 29330, 31710, 35196, 37710, 38052, 43995, 47565, 52794, 58660, 63269, 63420, 75420, 87990, 95130, 105588, 126538, 131985, 175980, 189807, 190260, 253076, 263970, 316345, 379614, 442883, 527940, 569421, 632690, 759228, 885766, 949035, 1138842, 1265380, 1328649, 1771532, 1898070, 2214415, 2277684, 2657298, 2847105, 3796140, 3985947, 4428830, 5314596, 5694210, 6643245, 7971894, 8857660, 11388420, 13286490, 15943788, 19929735, 26572980, 39859470, 79718940]

約数ペア:

[(1, 79718940), (2, 39859470), (3, 26572980), (4, 19929735), (5, 15943788), (6, 13286490), (7, 11388420), (9, 8857660), (10, 7971894), (12, 6643245), (14, 5694210), (15, 5314596), (18, 4428830), (20, 3985947), (21, 3796140), (28, 2847105), (30, 2657298), (35, 2277684), (36, 2214415), (42, 1898070), (45, 1771532), (60, 1328649), (63, 1265380), (70, 1138842), (84, 949035), (90, 885766), (105, 759228), (126, 632690), (140, 569421), (151, 527940), (180, 442883), (210, 379614), (252, 316345), (302, 263970), (315, 253076), (419, 190260), (420, 189807), (453, 175980), (604, 131985), (630, 126538), (755, 105588), (838, 95130), (906, 87990), (1057, 75420), (1257, 63420), (1260, 63269), (1359, 58660), (1510, 52794), (1676, 47565), (1812, 43995), (2095, 38052), (2114, 37710), (2265, 35196), (2514, 31710), (2718, 29330), (2933, 27180), (3020, 26397), (3171, 25140), (3771, 21140), (4190, 19026), (4228, 18855), (4530, 17598), (5028, 15855), (5285, 15084), (5436, 14665), (5866, 13590), (6285, 12684), (6342, 12570), (6795, 11732), (7542, 10570), (8380, 9513), (8799, 9060)]