830405940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{21727}}^1$

素因数の和:21766

約数の個数: 144

約数和(自身を含む): 2912942592

約数和(自身を除く): 2082536652

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 49, 52, 60, 65, 70, 78, 84, 91, 98, 105, 130, 140, 147, 156, 182, 195, 196, 210, 245, 260, 273, 294, 364, 390, 420, 455, 490, 546, 588, 637, 735, 780, 910, 980, 1092, 1274, 1365, 1470, 1820, 1911, 2548, 2730, 2940, 3185, 3822, 5460, 6370, 7644, 9555, 12740, 19110, 21727, 38220, 43454, 65181, 86908, 108635, 130362, 152089, 217270, 260724, 282451, 304178, 325905, 434540, 456267, 564902, 608356, 651810, 760445, 847353, 912534, 1064623, 1129804, 1303620, 1412255, 1520890, 1694706, 1825068, 1977157, 2129246, 2281335, 2824510, 3041780, 3193869, 3389412, 3954314, 4236765, 4258492, 4562670, 5323115, 5649020, 5931471, 6387738, 7908628, 8473530, 9125340, 9885785, 10646230, 11862942, 12775476, 13840099, 15969345, 16947060, 19771570, 21292460, 23725884, 27680198, 29657355, 31938690, 39543140, 41520297, 55360396, 59314710, 63877380, 69200495, 83040594, 118629420, 138400990, 166081188, 207601485, 276801980, 415202970, 830405940]

約数ペア:

[(1, 830405940), (2, 415202970), (3, 276801980), (4, 207601485), (5, 166081188), (6, 138400990), (7, 118629420), (10, 83040594), (12, 69200495), (13, 63877380), (14, 59314710), (15, 55360396), (20, 41520297), (21, 39543140), (26, 31938690), (28, 29657355), (30, 27680198), (35, 23725884), (39, 21292460), (42, 19771570), (49, 16947060), (52, 15969345), (60, 13840099), (65, 12775476), (70, 11862942), (78, 10646230), (84, 9885785), (91, 9125340), (98, 8473530), (105, 7908628), (130, 6387738), (140, 5931471), (147, 5649020), (156, 5323115), (182, 4562670), (195, 4258492), (196, 4236765), (210, 3954314), (245, 3389412), (260, 3193869), (273, 3041780), (294, 2824510), (364, 2281335), (390, 2129246), (420, 1977157), (455, 1825068), (490, 1694706), (546, 1520890), (588, 1412255), (637, 1303620), (735, 1129804), (780, 1064623), (910, 912534), (980, 847353), (1092, 760445), (1274, 651810), (1365, 608356), (1470, 564902), (1820, 456267), (1911, 434540), (2548, 325905), (2730, 304178), (2940, 282451), (3185, 260724), (3822, 217270), (5460, 152089), (6370, 130362), (7644, 108635), (9555, 86908), (12740, 65181), (19110, 43454), (21727, 38220)]