28528110

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{659}}^1$

素因数の和:722

約数の個数: 96

約数和(自身を含む): 82162080

約数和(自身を除く): 53633970

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 37, 39, 45, 65, 74, 78, 90, 111, 117, 130, 185, 195, 222, 234, 333, 370, 390, 481, 555, 585, 659, 666, 962, 1110, 1170, 1318, 1443, 1665, 1977, 2405, 2886, 3295, 3330, 3954, 4329, 4810, 5931, 6590, 7215, 8567, 8658, 9885, 11862, 14430, 17134, 19770, 21645, 24383, 25701, 29655, 42835, 43290, 48766, 51402, 59310, 73149, 77103, 85670, 121915, 128505, 146298, 154206, 219447, 243830, 257010, 316979, 365745, 385515, 438894, 633958, 731490, 771030, 950937, 1097235, 1584895, 1901874, 2194470, 2852811, 3169790, 4754685, 5705622, 9509370, 14264055, 28528110]

約数ペア:

[(1, 28528110), (2, 14264055), (3, 9509370), (5, 5705622), (6, 4754685), (9, 3169790), (10, 2852811), (13, 2194470), (15, 1901874), (18, 1584895), (26, 1097235), (30, 950937), (37, 771030), (39, 731490), (45, 633958), (65, 438894), (74, 385515), (78, 365745), (90, 316979), (111, 257010), (117, 243830), (130, 219447), (185, 154206), (195, 146298), (222, 128505), (234, 121915), (333, 85670), (370, 77103), (390, 73149), (481, 59310), (555, 51402), (585, 48766), (659, 43290), (666, 42835), (962, 29655), (1110, 25701), (1170, 24383), (1318, 21645), (1443, 19770), (1665, 17134), (1977, 14430), (2405, 11862), (2886, 9885), (3295, 8658), (3330, 8567), (3954, 7215), (4329, 6590), (4810, 5931)]