438998840

素因数分解:

$2^3\times 5^1\times 7^5\times {\mathrm{653}}^1$

素因数の和:699

約数の個数: 96

約数和(自身を含む): 1154126880

約数和(自身を除く): 715128040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 653, 686, 980, 1306, 1372, 1715, 1960, 2401, 2612, 2744, 3265, 3430, 4571, 4802, 5224, 6530, 6860, 9142, 9604, 12005, 13060, 13720, 16807, 18284, 19208, 22855, 24010, 26120, 31997, 33614, 36568, 45710, 48020, 63994, 67228, 84035, 91420, 96040, 127988, 134456, 159985, 168070, 182840, 223979, 255976, 319970, 336140, 447958, 639940, 672280, 895916, 1119895, 1279880, 1567853, 1791832, 2239790, 3135706, 4479580, 6271412, 7839265, 8959160, 10974971, 12542824, 15678530, 21949942, 31357060, 43899884, 54874855, 62714120, 87799768, 109749710, 219499420, 438998840]

約数ペア:

[(1, 438998840), (2, 219499420), (4, 109749710), (5, 87799768), (7, 62714120), (8, 54874855), (10, 43899884), (14, 31357060), (20, 21949942), (28, 15678530), (35, 12542824), (40, 10974971), (49, 8959160), (56, 7839265), (70, 6271412), (98, 4479580), (140, 3135706), (196, 2239790), (245, 1791832), (280, 1567853), (343, 1279880), (392, 1119895), (490, 895916), (653, 672280), (686, 639940), (980, 447958), (1306, 336140), (1372, 319970), (1715, 255976), (1960, 223979), (2401, 182840), (2612, 168070), (2744, 159985), (3265, 134456), (3430, 127988), (4571, 96040), (4802, 91420), (5224, 84035), (6530, 67228), (6860, 63994), (9142, 48020), (9604, 45710), (12005, 36568), (13060, 33614), (13720, 31997), (16807, 26120), (18284, 24010), (19208, 22855)]