64809720

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{241}}^1$

素因数の和:347

約数の個数: 160

約数和(自身を含む): 221371920

約数和(自身を除く): 156562200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 83, 90, 108, 120, 135, 162, 166, 180, 216, 241, 249, 270, 324, 332, 360, 405, 415, 482, 498, 540, 648, 664, 723, 747, 810, 830, 964, 996, 1080, 1205, 1245, 1446, 1494, 1620, 1660, 1928, 1992, 2169, 2241, 2410, 2490, 2892, 2988, 3240, 3320, 3615, 3735, 4338, 4482, 4820, 4980, 5784, 5976, 6507, 6723, 7230, 7470, 8676, 8964, 9640, 9960, 10845, 11205, 13014, 13446, 14460, 14940, 17352, 17928, 19521, 20003, 21690, 22410, 26028, 26892, 28920, 29880, 32535, 33615, 39042, 40006, 43380, 44820, 52056, 53784, 60009, 65070, 67230, 78084, 80012, 86760, 89640, 97605, 100015, 120018, 130140, 134460, 156168, 160024, 180027, 195210, 200030, 240036, 260280, 268920, 300045, 360054, 390420, 400060, 480072, 540081, 600090, 720108, 780840, 800120, 900135, 1080162, 1200180, 1440216, 1620243, 1800270, 2160324, 2400360, 2700405, 3240486, 3600540, 4320648, 5400810, 6480972, 7201080, 8101215, 10801620, 12961944, 16202430, 21603240, 32404860, 64809720]

約数ペア:

[(1, 64809720), (2, 32404860), (3, 21603240), (4, 16202430), (5, 12961944), (6, 10801620), (8, 8101215), (9, 7201080), (10, 6480972), (12, 5400810), (15, 4320648), (18, 3600540), (20, 3240486), (24, 2700405), (27, 2400360), (30, 2160324), (36, 1800270), (40, 1620243), (45, 1440216), (54, 1200180), (60, 1080162), (72, 900135), (81, 800120), (83, 780840), (90, 720108), (108, 600090), (120, 540081), (135, 480072), (162, 400060), (166, 390420), (180, 360054), (216, 300045), (241, 268920), (249, 260280), (270, 240036), (324, 200030), (332, 195210), (360, 180027), (405, 160024), (415, 156168), (482, 134460), (498, 130140), (540, 120018), (648, 100015), (664, 97605), (723, 89640), (747, 86760), (810, 80012), (830, 78084), (964, 67230), (996, 65070), (1080, 60009), (1205, 53784), (1245, 52056), (1446, 44820), (1494, 43380), (1620, 40006), (1660, 39042), (1928, 33615), (1992, 32535), (2169, 29880), (2241, 28920), (2410, 26892), (2490, 26028), (2892, 22410), (2988, 21690), (3240, 20003), (3320, 19521), (3615, 17928), (3735, 17352), (4338, 14940), (4482, 14460), (4820, 13446), (4980, 13014), (5784, 11205), (5976, 10845), (6507, 9960), (6723, 9640), (7230, 8964), (7470, 8676)]