214434520

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{3821}}^1$

素因数の和:3916

約数の個数: 64

約数和(自身を含む): 511842240

約数和(自身を除く): 297407720

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 61, 92, 115, 122, 184, 230, 244, 305, 460, 488, 610, 920, 1220, 1403, 2440, 2806, 3821, 5612, 7015, 7642, 11224, 14030, 15284, 19105, 28060, 30568, 38210, 56120, 76420, 87883, 152840, 175766, 233081, 351532, 439415, 466162, 703064, 878830, 932324, 1165405, 1757660, 1864648, 2330810, 3515320, 4661620, 5360863, 9323240, 10721726, 21443452, 26804315, 42886904, 53608630, 107217260, 214434520]

約数ペア:

[(1, 214434520), (2, 107217260), (4, 53608630), (5, 42886904), (8, 26804315), (10, 21443452), (20, 10721726), (23, 9323240), (40, 5360863), (46, 4661620), (61, 3515320), (92, 2330810), (115, 1864648), (122, 1757660), (184, 1165405), (230, 932324), (244, 878830), (305, 703064), (460, 466162), (488, 439415), (610, 351532), (920, 233081), (1220, 175766), (1403, 152840), (2440, 87883), (2806, 76420), (3821, 56120), (5612, 38210), (7015, 30568), (7642, 28060), (11224, 19105), (14030, 15284)]