42321720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{50383}}^1$

素因数の和:50404

約数の個数: 64

約数和(自身を含む): 145105920

約数和(自身を除く): 102784200

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, 420, 840, 50383, 100766, 151149, 201532, 251915, 302298, 352681, 403064, 503830, 604596, 705362, 755745, 1007660, 1058043, 1209192, 1410724, 1511490, 1763405, 2015320, 2116086, 2821448, 3022980, 3526810, 4232172, 5290215, 6045960, 7053620, 8464344, 10580430, 14107240, 21160860, 42321720]

約数ペア:

[(1, 42321720), (2, 21160860), (3, 14107240), (4, 10580430), (5, 8464344), (6, 7053620), (7, 6045960), (8, 5290215), (10, 4232172), (12, 3526810), (14, 3022980), (15, 2821448), (20, 2116086), (21, 2015320), (24, 1763405), (28, 1511490), (30, 1410724), (35, 1209192), (40, 1058043), (42, 1007660), (56, 755745), (60, 705362), (70, 604596), (84, 503830), (105, 403064), (120, 352681), (140, 302298), (168, 251915), (210, 201532), (280, 151149), (420, 100766), (840, 50383)]