15694954020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{257}}^1\times {\mathrm{2161}}^1$

素因数の和:2590

約数の個数: 144

約数和(自身を含む): 48119945328

約数和(自身を除く): 32424991308

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 157, 180, 257, 314, 471, 514, 628, 771, 785, 942, 1028, 1285, 1413, 1542, 1570, 1884, 2161, 2313, 2355, 2570, 2826, 3084, 3140, 3855, 4322, 4626, 4710, 5140, 5652, 6483, 7065, 7710, 8644, 9252, 9420, 10805, 11565, 12966, 14130, 15420, 19449, 21610, 23130, 25932, 28260, 32415, 38898, 40349, 43220, 46260, 64830, 77796, 80698, 97245, 121047, 129660, 161396, 194490, 201745, 242094, 339277, 363141, 388980, 403490, 484188, 555377, 605235, 678554, 726282, 806980, 1017831, 1110754, 1210470, 1357108, 1452564, 1666131, 1696385, 1815705, 2035662, 2221508, 2420940, 2776885, 3053493, 3332262, 3392770, 3631410, 4071324, 4998393, 5089155, 5553770, 6106986, 6664524, 6785540, 7262820, 8330655, 9996786, 10178310, 11107540, 12213972, 15267465, 16661310, 19993572, 20356620, 24991965, 30534930, 33322620, 49983930, 61069860, 87194189, 99967860, 174388378, 261582567, 348776756, 435970945, 523165134, 784747701, 871941890, 1046330268, 1307912835, 1569495402, 1743883780, 2615825670, 3138990804, 3923738505, 5231651340, 7847477010, 15694954020]

約数ペア:

[(1, 15694954020), (2, 7847477010), (3, 5231651340), (4, 3923738505), (5, 3138990804), (6, 2615825670), (9, 1743883780), (10, 1569495402), (12, 1307912835), (15, 1046330268), (18, 871941890), (20, 784747701), (30, 523165134), (36, 435970945), (45, 348776756), (60, 261582567), (90, 174388378), (157, 99967860), (180, 87194189), (257, 61069860), (314, 49983930), (471, 33322620), (514, 30534930), (628, 24991965), (771, 20356620), (785, 19993572), (942, 16661310), (1028, 15267465), (1285, 12213972), (1413, 11107540), (1542, 10178310), (1570, 9996786), (1884, 8330655), (2161, 7262820), (2313, 6785540), (2355, 6664524), (2570, 6106986), (2826, 5553770), (3084, 5089155), (3140, 4998393), (3855, 4071324), (4322, 3631410), (4626, 3392770), (4710, 3332262), (5140, 3053493), (5652, 2776885), (6483, 2420940), (7065, 2221508), (7710, 2035662), (8644, 1815705), (9252, 1696385), (9420, 1666131), (10805, 1452564), (11565, 1357108), (12966, 1210470), (14130, 1110754), (15420, 1017831), (19449, 806980), (21610, 726282), (23130, 678554), (25932, 605235), (28260, 555377), (32415, 484188), (38898, 403490), (40349, 388980), (43220, 363141), (46260, 339277), (64830, 242094), (77796, 201745), (80698, 194490), (97245, 161396), (121047, 129660)]