64752240

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{38543}}^1$

素因数の和:38566

約数の個数: 80

約数和(自身を含む): 229413888

約数和(自身を除く): 164661648

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, 38543, 77086, 115629, 154172, 192715, 231258, 269801, 308344, 385430, 462516, 539602, 578145, 616688, 770860, 809403, 925032, 1079204, 1156290, 1349005, 1541720, 1618806, 1850064, 2158408, 2312580, 2698010, 3083440, 3237612, 4047015, 4316816, 4625160, 5396020, 6475224, 8094030, 9250320, 10792040, 12950448, 16188060, 21584080, 32376120, 64752240]

約数ペア:

[(1, 64752240), (2, 32376120), (3, 21584080), (4, 16188060), (5, 12950448), (6, 10792040), (7, 9250320), (8, 8094030), (10, 6475224), (12, 5396020), (14, 4625160), (15, 4316816), (16, 4047015), (20, 3237612), (21, 3083440), (24, 2698010), (28, 2312580), (30, 2158408), (35, 1850064), (40, 1618806), (42, 1541720), (48, 1349005), (56, 1156290), (60, 1079204), (70, 925032), (80, 809403), (84, 770860), (105, 616688), (112, 578145), (120, 539602), (140, 462516), (168, 385430), (210, 308344), (240, 269801), (280, 231258), (336, 192715), (420, 154172), (560, 115629), (840, 77086), (1680, 38543)]