72755820

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{463}}^1$

素因数の和:581

約数の個数: 120

約数和(自身を含む): 231088704

約数和(自身を除く): 158332884

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 97, 108, 135, 162, 180, 194, 270, 291, 324, 388, 405, 463, 485, 540, 582, 810, 873, 926, 970, 1164, 1389, 1455, 1620, 1746, 1852, 1940, 2315, 2619, 2778, 2910, 3492, 4167, 4365, 4630, 5238, 5556, 5820, 6945, 7857, 8334, 8730, 9260, 10476, 12501, 13095, 13890, 15714, 16668, 17460, 20835, 25002, 26190, 27780, 31428, 37503, 39285, 41670, 44911, 50004, 52380, 62505, 75006, 78570, 83340, 89822, 125010, 134733, 150012, 157140, 179644, 187515, 224555, 250020, 269466, 375030, 404199, 449110, 538932, 673665, 750060, 808398, 898220, 1212597, 1347330, 1616796, 2020995, 2425194, 2694660, 3637791, 4041990, 4850388, 6062985, 7275582, 8083980, 12125970, 14551164, 18188955, 24251940, 36377910, 72755820]

約数ペア:

[(1, 72755820), (2, 36377910), (3, 24251940), (4, 18188955), (5, 14551164), (6, 12125970), (9, 8083980), (10, 7275582), (12, 6062985), (15, 4850388), (18, 4041990), (20, 3637791), (27, 2694660), (30, 2425194), (36, 2020995), (45, 1616796), (54, 1347330), (60, 1212597), (81, 898220), (90, 808398), (97, 750060), (108, 673665), (135, 538932), (162, 449110), (180, 404199), (194, 375030), (270, 269466), (291, 250020), (324, 224555), (388, 187515), (405, 179644), (463, 157140), (485, 150012), (540, 134733), (582, 125010), (810, 89822), (873, 83340), (926, 78570), (970, 75006), (1164, 62505), (1389, 52380), (1455, 50004), (1620, 44911), (1746, 41670), (1852, 39285), (1940, 37503), (2315, 31428), (2619, 27780), (2778, 26190), (2910, 25002), (3492, 20835), (4167, 17460), (4365, 16668), (4630, 15714), (5238, 13890), (5556, 13095), (5820, 12501), (6945, 10476), (7857, 9260), (8334, 8730)]