19120979640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{373}}^1\times {\mathrm{61027}}^1$

素因数の和:61421

約数の個数: 128

約数和(自身を含む): 65734479360

約数和(自身を除く): 46613499720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 373, 420, 746, 840, 1119, 1492, 1865, 2238, 2611, 2984, 3730, 4476, 5222, 5595, 7460, 7833, 8952, 10444, 11190, 13055, 14920, 15666, 20888, 22380, 26110, 31332, 39165, 44760, 52220, 61027, 62664, 78330, 104440, 122054, 156660, 183081, 244108, 305135, 313320, 366162, 427189, 488216, 610270, 732324, 854378, 915405, 1220540, 1281567, 1464648, 1708756, 1830810, 2135945, 2441080, 2563134, 3417512, 3661620, 4271890, 5126268, 6407835, 7323240, 8543780, 10252536, 12815670, 17087560, 22763071, 25631340, 45526142, 51262680, 68289213, 91052284, 113815355, 136578426, 159341497, 182104568, 227630710, 273156852, 318682994, 341446065, 455261420, 478024491, 546313704, 637365988, 682892130, 796707485, 910522840, 956048982, 1274731976, 1365784260, 1593414970, 1912097964, 2390122455, 2731568520, 3186829940, 3824195928, 4780244910, 6373659880, 9560489820, 19120979640]

約数ペア:

[(1, 19120979640), (2, 9560489820), (3, 6373659880), (4, 4780244910), (5, 3824195928), (6, 3186829940), (7, 2731568520), (8, 2390122455), (10, 1912097964), (12, 1593414970), (14, 1365784260), (15, 1274731976), (20, 956048982), (21, 910522840), (24, 796707485), (28, 682892130), (30, 637365988), (35, 546313704), (40, 478024491), (42, 455261420), (56, 341446065), (60, 318682994), (70, 273156852), (84, 227630710), (105, 182104568), (120, 159341497), (140, 136578426), (168, 113815355), (210, 91052284), (280, 68289213), (373, 51262680), (420, 45526142), (746, 25631340), (840, 22763071), (1119, 17087560), (1492, 12815670), (1865, 10252536), (2238, 8543780), (2611, 7323240), (2984, 6407835), (3730, 5126268), (4476, 4271890), (5222, 3661620), (5595, 3417512), (7460, 2563134), (7833, 2441080), (8952, 2135945), (10444, 1830810), (11190, 1708756), (13055, 1464648), (14920, 1281567), (15666, 1220540), (20888, 915405), (22380, 854378), (26110, 732324), (31332, 610270), (39165, 488216), (44760, 427189), (52220, 366162), (61027, 313320), (62664, 305135), (78330, 244108), (104440, 183081), (122054, 156660)]