30284520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1163}}^1$

素因数の和:1215

約数の個数: 128

約数和(自身を含む): 107274240

約数和(自身を除く): 76989720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 372, 420, 434, 465, 620, 651, 744, 840, 868, 930, 1085, 1163, 1240, 1302, 1736, 1860, 2170, 2326, 2604, 3255, 3489, 3720, 4340, 4652, 5208, 5815, 6510, 6978, 8141, 8680, 9304, 11630, 13020, 13956, 16282, 17445, 23260, 24423, 26040, 27912, 32564, 34890, 36053, 40705, 46520, 48846, 65128, 69780, 72106, 81410, 97692, 108159, 122115, 139560, 144212, 162820, 180265, 195384, 216318, 244230, 252371, 288424, 325640, 360530, 432636, 488460, 504742, 540795, 721060, 757113, 865272, 976920, 1009484, 1081590, 1261855, 1442120, 1514226, 2018968, 2163180, 2523710, 3028452, 3785565, 4326360, 5047420, 6056904, 7571130, 10094840, 15142260, 30284520]

約数ペア:

[(1, 30284520), (2, 15142260), (3, 10094840), (4, 7571130), (5, 6056904), (6, 5047420), (7, 4326360), (8, 3785565), (10, 3028452), (12, 2523710), (14, 2163180), (15, 2018968), (20, 1514226), (21, 1442120), (24, 1261855), (28, 1081590), (30, 1009484), (31, 976920), (35, 865272), (40, 757113), (42, 721060), (56, 540795), (60, 504742), (62, 488460), (70, 432636), (84, 360530), (93, 325640), (105, 288424), (120, 252371), (124, 244230), (140, 216318), (155, 195384), (168, 180265), (186, 162820), (210, 144212), (217, 139560), (248, 122115), (280, 108159), (310, 97692), (372, 81410), (420, 72106), (434, 69780), (465, 65128), (620, 48846), (651, 46520), (744, 40705), (840, 36053), (868, 34890), (930, 32564), (1085, 27912), (1163, 26040), (1240, 24423), (1302, 23260), (1736, 17445), (1860, 16282), (2170, 13956), (2326, 13020), (2604, 11630), (3255, 9304), (3489, 8680), (3720, 8141), (4340, 6978), (4652, 6510), (5208, 5815)]