68123580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2659}}^1$

素因数の和:2739

約数の個数: 96

約数和(自身を含む): 221652480

約数和(自身を除く): 153528900

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 61, 70, 84, 105, 122, 140, 183, 210, 244, 305, 366, 420, 427, 610, 732, 854, 915, 1220, 1281, 1708, 1830, 2135, 2562, 2659, 3660, 4270, 5124, 5318, 6405, 7977, 8540, 10636, 12810, 13295, 15954, 18613, 25620, 26590, 31908, 37226, 39885, 53180, 55839, 74452, 79770, 93065, 111678, 159540, 162199, 186130, 223356, 279195, 324398, 372260, 486597, 558390, 648796, 810995, 973194, 1116780, 1135393, 1621990, 1946388, 2270786, 2432985, 3243980, 3406179, 4541572, 4865970, 5676965, 6812358, 9731940, 11353930, 13624716, 17030895, 22707860, 34061790, 68123580]

約数ペア:

[(1, 68123580), (2, 34061790), (3, 22707860), (4, 17030895), (5, 13624716), (6, 11353930), (7, 9731940), (10, 6812358), (12, 5676965), (14, 4865970), (15, 4541572), (20, 3406179), (21, 3243980), (28, 2432985), (30, 2270786), (35, 1946388), (42, 1621990), (60, 1135393), (61, 1116780), (70, 973194), (84, 810995), (105, 648796), (122, 558390), (140, 486597), (183, 372260), (210, 324398), (244, 279195), (305, 223356), (366, 186130), (420, 162199), (427, 159540), (610, 111678), (732, 93065), (854, 79770), (915, 74452), (1220, 55839), (1281, 53180), (1708, 39885), (1830, 37226), (2135, 31908), (2562, 26590), (2659, 25620), (3660, 18613), (4270, 15954), (5124, 13295), (5318, 12810), (6405, 10636), (7977, 8540)]