213062640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{126823}}^1$

素因数の和:126846

約数の個数: 80

約数和(自身を含む): 754856448

約数和(自身を除く): 541793808

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 126823, 253646, 380469, 507292, 634115, 760938, 887761, 1014584, 1268230, 1521876, 1775522, 1902345, 2029168, 2536460, 2663283, 3043752, 3551044, 3804690, 4438805, 5072920, 5326566, 6087504, 7102088, 7609380, 8877610, 10145840, 10653132, 13316415, 14204176, 15218760, 17755220, 21306264, 26632830, 30437520, 35510440, 42612528, 53265660, 71020880, 106531320, 213062640]

約数ペア:

[(1, 213062640), (2, 106531320), (3, 71020880), (4, 53265660), (5, 42612528), (6, 35510440), (7, 30437520), (8, 26632830), (10, 21306264), (12, 17755220), (14, 15218760), (15, 14204176), (16, 13316415), (20, 10653132), (21, 10145840), (24, 8877610), (28, 7609380), (30, 7102088), (35, 6087504), (40, 5326566), (42, 5072920), (48, 4438805), (56, 3804690), (60, 3551044), (70, 3043752), (80, 2663283), (84, 2536460), (105, 2029168), (112, 1902345), (120, 1775522), (140, 1521876), (168, 1268230), (210, 1014584), (240, 887761), (280, 760938), (336, 634115), (420, 507292), (560, 380469), (840, 253646), (1680, 126823)]