18423840

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{293}}^1$

素因数の和:442

約数の個数: 96

約数和(自身を含む): 58677696

約数和(自身を除く): 40253856

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 131, 160, 240, 262, 293, 393, 480, 524, 586, 655, 786, 879, 1048, 1172, 1310, 1465, 1572, 1758, 1965, 2096, 2344, 2620, 2930, 3144, 3516, 3930, 4192, 4395, 4688, 5240, 5860, 6288, 7032, 7860, 8790, 9376, 10480, 11720, 12576, 14064, 15720, 17580, 20960, 23440, 28128, 31440, 35160, 38383, 46880, 62880, 70320, 76766, 115149, 140640, 153532, 191915, 230298, 307064, 383830, 460596, 575745, 614128, 767660, 921192, 1151490, 1228256, 1535320, 1842384, 2302980, 3070640, 3684768, 4605960, 6141280, 9211920, 18423840]

約数ペア:

[(1, 18423840), (2, 9211920), (3, 6141280), (4, 4605960), (5, 3684768), (6, 3070640), (8, 2302980), (10, 1842384), (12, 1535320), (15, 1228256), (16, 1151490), (20, 921192), (24, 767660), (30, 614128), (32, 575745), (40, 460596), (48, 383830), (60, 307064), (80, 230298), (96, 191915), (120, 153532), (131, 140640), (160, 115149), (240, 76766), (262, 70320), (293, 62880), (393, 46880), (480, 38383), (524, 35160), (586, 31440), (655, 28128), (786, 23440), (879, 20960), (1048, 17580), (1172, 15720), (1310, 14064), (1465, 12576), (1572, 11720), (1758, 10480), (1965, 9376), (2096, 8790), (2344, 7860), (2620, 7032), (2930, 6288), (3144, 5860), (3516, 5240), (3930, 4688), (4192, 4395)]