78621660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{33599}}^1$

素因数の和:33627

約数の個数: 72

約数和(自身を含む): 256838400

約数和(自身を除く): 178216740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 33599, 67198, 100797, 134396, 167995, 201594, 302391, 335990, 403188, 436787, 503985, 604782, 671980, 873574, 1007970, 1209564, 1310361, 1511955, 1747148, 2015940, 2183935, 2620722, 3023910, 3931083, 4367870, 5241444, 6047820, 6551805, 7862166, 8735740, 13103610, 15724332, 19655415, 26207220, 39310830, 78621660]

約数ペア:

[(1, 78621660), (2, 39310830), (3, 26207220), (4, 19655415), (5, 15724332), (6, 13103610), (9, 8735740), (10, 7862166), (12, 6551805), (13, 6047820), (15, 5241444), (18, 4367870), (20, 3931083), (26, 3023910), (30, 2620722), (36, 2183935), (39, 2015940), (45, 1747148), (52, 1511955), (60, 1310361), (65, 1209564), (78, 1007970), (90, 873574), (117, 671980), (130, 604782), (156, 503985), (180, 436787), (195, 403188), (234, 335990), (260, 302391), (390, 201594), (468, 167995), (585, 134396), (780, 100797), (1170, 67198), (2340, 33599)]