68899740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{12619}}^1$

素因数の和:12651

約数の個数: 96

約数和(自身を含む): 237457920

約数和(自身を除く): 168558180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 12619, 25238, 37857, 50476, 63095, 75714, 88333, 126190, 151428, 164047, 176666, 189285, 252380, 264999, 328094, 353332, 378570, 441665, 492141, 529998, 656188, 757140, 820235, 883330, 984282, 1059996, 1148329, 1324995, 1640470, 1766660, 1968564, 2296658, 2460705, 2649990, 3280940, 3444987, 4593316, 4921410, 5299980, 5741645, 6889974, 9842820, 11483290, 13779948, 17224935, 22966580, 34449870, 68899740]

約数ペア:

[(1, 68899740), (2, 34449870), (3, 22966580), (4, 17224935), (5, 13779948), (6, 11483290), (7, 9842820), (10, 6889974), (12, 5741645), (13, 5299980), (14, 4921410), (15, 4593316), (20, 3444987), (21, 3280940), (26, 2649990), (28, 2460705), (30, 2296658), (35, 1968564), (39, 1766660), (42, 1640470), (52, 1324995), (60, 1148329), (65, 1059996), (70, 984282), (78, 883330), (84, 820235), (91, 757140), (105, 656188), (130, 529998), (140, 492141), (156, 441665), (182, 378570), (195, 353332), (210, 328094), (260, 264999), (273, 252380), (364, 189285), (390, 176666), (420, 164047), (455, 151428), (546, 126190), (780, 88333), (910, 75714), (1092, 63095), (1365, 50476), (1820, 37857), (2730, 25238), (5460, 12619)]