164800440

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{21799}}^1$

素因数の和:21826

約数の個数: 128

約数和(自身を含む): 627840000

約数和(自身を除く): 463039560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 21799, 43598, 65397, 87196, 108995, 130794, 152593, 174392, 196191, 217990, 261588, 305186, 326985, 392382, 435980, 457779, 523176, 588573, 610372, 653970, 762965, 784764, 871960, 915558, 980955, 1177146, 1220744, 1307940, 1373337, 1525930, 1569528, 1831116, 1961910, 2288895, 2354292, 2615880, 2746674, 2942865, 3051860, 3662232, 3923820, 4120011, 4577790, 4708584, 5493348, 5885730, 6103720, 6866685, 7847640, 8240022, 9155580, 10986696, 11771460, 13733370, 16480044, 18311160, 20600055, 23542920, 27466740, 32960088, 41200110, 54933480, 82400220, 164800440]

約数ペア:

[(1, 164800440), (2, 82400220), (3, 54933480), (4, 41200110), (5, 32960088), (6, 27466740), (7, 23542920), (8, 20600055), (9, 18311160), (10, 16480044), (12, 13733370), (14, 11771460), (15, 10986696), (18, 9155580), (20, 8240022), (21, 7847640), (24, 6866685), (27, 6103720), (28, 5885730), (30, 5493348), (35, 4708584), (36, 4577790), (40, 4120011), (42, 3923820), (45, 3662232), (54, 3051860), (56, 2942865), (60, 2746674), (63, 2615880), (70, 2354292), (72, 2288895), (84, 1961910), (90, 1831116), (105, 1569528), (108, 1525930), (120, 1373337), (126, 1307940), (135, 1220744), (140, 1177146), (168, 980955), (180, 915558), (189, 871960), (210, 784764), (216, 762965), (252, 653970), (270, 610372), (280, 588573), (315, 523176), (360, 457779), (378, 435980), (420, 392382), (504, 326985), (540, 305186), (630, 261588), (756, 217990), (840, 196191), (945, 174392), (1080, 152593), (1260, 130794), (1512, 108995), (1890, 87196), (2520, 65397), (3780, 43598), (7560, 21799)]