81780696

素因数分解:

$2^3\times 3^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{739}}^1$

素因数の和:833

約数の個数: 96

約数和(自身を含む): 233766000

約数和(自身を除く): 151985304

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 29, 36, 53, 58, 72, 87, 106, 116, 159, 174, 212, 232, 261, 318, 348, 424, 477, 522, 636, 696, 739, 954, 1044, 1272, 1478, 1537, 1908, 2088, 2217, 2956, 3074, 3816, 4434, 4611, 5912, 6148, 6651, 8868, 9222, 12296, 13302, 13833, 17736, 18444, 21431, 26604, 27666, 36888, 39167, 42862, 53208, 55332, 64293, 78334, 85724, 110664, 117501, 128586, 156668, 171448, 192879, 235002, 257172, 313336, 352503, 385758, 470004, 514344, 705006, 771516, 940008, 1135843, 1410012, 1543032, 2271686, 2820024, 3407529, 4543372, 6815058, 9086744, 10222587, 13630116, 20445174, 27260232, 40890348, 81780696]

約数ペア:

[(1, 81780696), (2, 40890348), (3, 27260232), (4, 20445174), (6, 13630116), (8, 10222587), (9, 9086744), (12, 6815058), (18, 4543372), (24, 3407529), (29, 2820024), (36, 2271686), (53, 1543032), (58, 1410012), (72, 1135843), (87, 940008), (106, 771516), (116, 705006), (159, 514344), (174, 470004), (212, 385758), (232, 352503), (261, 313336), (318, 257172), (348, 235002), (424, 192879), (477, 171448), (522, 156668), (636, 128586), (696, 117501), (739, 110664), (954, 85724), (1044, 78334), (1272, 64293), (1478, 55332), (1537, 53208), (1908, 42862), (2088, 39167), (2217, 36888), (2956, 27666), (3074, 26604), (3816, 21431), (4434, 18444), (4611, 17736), (5912, 13833), (6148, 13302), (6651, 12296), (8868, 9222)]