31282740

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3049}}^1$

素因数の和:3086

約数の個数: 96

約数和(自身を含む): 102480000

約数和(自身を除く): 71197260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 90, 95, 108, 114, 135, 171, 180, 190, 228, 270, 285, 342, 380, 513, 540, 570, 684, 855, 1026, 1140, 1710, 2052, 2565, 3049, 3420, 5130, 6098, 9147, 10260, 12196, 15245, 18294, 27441, 30490, 36588, 45735, 54882, 57931, 60980, 82323, 91470, 109764, 115862, 137205, 164646, 173793, 182940, 231724, 274410, 289655, 329292, 347586, 411615, 521379, 548820, 579310, 695172, 823230, 868965, 1042758, 1158620, 1564137, 1646460, 1737930, 2085516, 2606895, 3128274, 3475860, 5213790, 6256548, 7820685, 10427580, 15641370, 31282740]

約数ペア:

[(1, 31282740), (2, 15641370), (3, 10427580), (4, 7820685), (5, 6256548), (6, 5213790), (9, 3475860), (10, 3128274), (12, 2606895), (15, 2085516), (18, 1737930), (19, 1646460), (20, 1564137), (27, 1158620), (30, 1042758), (36, 868965), (38, 823230), (45, 695172), (54, 579310), (57, 548820), (60, 521379), (76, 411615), (90, 347586), (95, 329292), (108, 289655), (114, 274410), (135, 231724), (171, 182940), (180, 173793), (190, 164646), (228, 137205), (270, 115862), (285, 109764), (342, 91470), (380, 82323), (513, 60980), (540, 57931), (570, 54882), (684, 45735), (855, 36588), (1026, 30490), (1140, 27441), (1710, 18294), (2052, 15245), (2565, 12196), (3049, 10260), (3420, 9147), (5130, 6098)]