72889680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1$

素因数の和:245

約数の個数: 160

約数和(自身を含む): 237984768

約数和(自身を除く): 165095088

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 97, 101, 120, 124, 155, 186, 194, 202, 240, 248, 291, 303, 310, 372, 388, 404, 465, 485, 496, 505, 582, 606, 620, 744, 776, 808, 930, 970, 1010, 1164, 1212, 1240, 1455, 1488, 1515, 1552, 1616, 1860, 1940, 2020, 2328, 2424, 2480, 2910, 3007, 3030, 3131, 3720, 3880, 4040, 4656, 4848, 5820, 6014, 6060, 6262, 7440, 7760, 8080, 9021, 9393, 9797, 11640, 12028, 12120, 12524, 15035, 15655, 18042, 18786, 19594, 23280, 24056, 24240, 25048, 29391, 30070, 31310, 36084, 37572, 39188, 45105, 46965, 48112, 48985, 50096, 58782, 60140, 62620, 72168, 75144, 78376, 90210, 93930, 97970, 117564, 120280, 125240, 144336, 146955, 150288, 156752, 180420, 187860, 195940, 235128, 240560, 250480, 293910, 303707, 360840, 375720, 391880, 470256, 587820, 607414, 721680, 751440, 783760, 911121, 1175640, 1214828, 1518535, 1822242, 2351280, 2429656, 3037070, 3644484, 4555605, 4859312, 6074140, 7288968, 9111210, 12148280, 14577936, 18222420, 24296560, 36444840, 72889680]

約数ペア:

[(1, 72889680), (2, 36444840), (3, 24296560), (4, 18222420), (5, 14577936), (6, 12148280), (8, 9111210), (10, 7288968), (12, 6074140), (15, 4859312), (16, 4555605), (20, 3644484), (24, 3037070), (30, 2429656), (31, 2351280), (40, 1822242), (48, 1518535), (60, 1214828), (62, 1175640), (80, 911121), (93, 783760), (97, 751440), (101, 721680), (120, 607414), (124, 587820), (155, 470256), (186, 391880), (194, 375720), (202, 360840), (240, 303707), (248, 293910), (291, 250480), (303, 240560), (310, 235128), (372, 195940), (388, 187860), (404, 180420), (465, 156752), (485, 150288), (496, 146955), (505, 144336), (582, 125240), (606, 120280), (620, 117564), (744, 97970), (776, 93930), (808, 90210), (930, 78376), (970, 75144), (1010, 72168), (1164, 62620), (1212, 60140), (1240, 58782), (1455, 50096), (1488, 48985), (1515, 48112), (1552, 46965), (1616, 45105), (1860, 39188), (1940, 37572), (2020, 36084), (2328, 31310), (2424, 30070), (2480, 29391), (2910, 25048), (3007, 24240), (3030, 24056), (3131, 23280), (3720, 19594), (3880, 18786), (4040, 18042), (4656, 15655), (4848, 15035), (5820, 12524), (6014, 12120), (6060, 12028), (6262, 11640), (7440, 9797), (7760, 9393), (8080, 9021)]