512458520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1373}}^1$

素因数の和:1465

約数の個数: 128

約数和(自身を含む): 1392906240

約数和(自身を除く): 880447720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 43, 56, 62, 70, 86, 124, 140, 155, 172, 215, 217, 248, 280, 301, 310, 344, 430, 434, 602, 620, 860, 868, 1085, 1204, 1240, 1333, 1373, 1505, 1720, 1736, 2170, 2408, 2666, 2746, 3010, 4340, 5332, 5492, 6020, 6665, 6865, 8680, 9331, 9611, 10664, 10984, 12040, 13330, 13730, 18662, 19222, 26660, 27460, 37324, 38444, 42563, 46655, 48055, 53320, 54920, 59039, 74648, 76888, 85126, 93310, 96110, 118078, 170252, 186620, 192220, 212815, 236156, 295195, 297941, 340504, 373240, 384440, 413273, 425630, 472312, 590390, 595882, 826546, 851260, 1180780, 1191764, 1489705, 1653092, 1702520, 1830209, 2066365, 2361560, 2383528, 2979410, 3306184, 3660418, 4132730, 5958820, 7320836, 8265460, 9151045, 11917640, 12811463, 14641672, 16530920, 18302090, 25622926, 36604180, 51245852, 64057315, 73208360, 102491704, 128114630, 256229260, 512458520]

約数ペア:

[(1, 512458520), (2, 256229260), (4, 128114630), (5, 102491704), (7, 73208360), (8, 64057315), (10, 51245852), (14, 36604180), (20, 25622926), (28, 18302090), (31, 16530920), (35, 14641672), (40, 12811463), (43, 11917640), (56, 9151045), (62, 8265460), (70, 7320836), (86, 5958820), (124, 4132730), (140, 3660418), (155, 3306184), (172, 2979410), (215, 2383528), (217, 2361560), (248, 2066365), (280, 1830209), (301, 1702520), (310, 1653092), (344, 1489705), (430, 1191764), (434, 1180780), (602, 851260), (620, 826546), (860, 595882), (868, 590390), (1085, 472312), (1204, 425630), (1240, 413273), (1333, 384440), (1373, 373240), (1505, 340504), (1720, 297941), (1736, 295195), (2170, 236156), (2408, 212815), (2666, 192220), (2746, 186620), (3010, 170252), (4340, 118078), (5332, 96110), (5492, 93310), (6020, 85126), (6665, 76888), (6865, 74648), (8680, 59039), (9331, 54920), (9611, 53320), (10664, 48055), (10984, 46655), (12040, 42563), (13330, 38444), (13730, 37324), (18662, 27460), (19222, 26660)]