49990140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{311}}^1$

素因数の和:392

約数の個数: 144

約数和(自身を含む): 163537920

約数和(自身を除く): 113547780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 47, 57, 60, 76, 90, 94, 95, 114, 141, 171, 180, 188, 190, 228, 235, 282, 285, 311, 342, 380, 423, 470, 564, 570, 622, 684, 705, 846, 855, 893, 933, 940, 1140, 1244, 1410, 1555, 1692, 1710, 1786, 1866, 2115, 2679, 2799, 2820, 3110, 3420, 3572, 3732, 4230, 4465, 4665, 5358, 5598, 5909, 6220, 8037, 8460, 8930, 9330, 10716, 11196, 11818, 13395, 13995, 14617, 16074, 17727, 17860, 18660, 23636, 26790, 27990, 29234, 29545, 32148, 35454, 40185, 43851, 53181, 53580, 55980, 58468, 59090, 70908, 73085, 80370, 87702, 88635, 106362, 118180, 131553, 146170, 160740, 175404, 177270, 212724, 219255, 263106, 265905, 277723, 292340, 354540, 438510, 526212, 531810, 555446, 657765, 833169, 877020, 1063620, 1110892, 1315530, 1388615, 1666338, 2499507, 2631060, 2777230, 3332676, 4165845, 4999014, 5554460, 8331690, 9998028, 12497535, 16663380, 24995070, 49990140]

約数ペア:

[(1, 49990140), (2, 24995070), (3, 16663380), (4, 12497535), (5, 9998028), (6, 8331690), (9, 5554460), (10, 4999014), (12, 4165845), (15, 3332676), (18, 2777230), (19, 2631060), (20, 2499507), (30, 1666338), (36, 1388615), (38, 1315530), (45, 1110892), (47, 1063620), (57, 877020), (60, 833169), (76, 657765), (90, 555446), (94, 531810), (95, 526212), (114, 438510), (141, 354540), (171, 292340), (180, 277723), (188, 265905), (190, 263106), (228, 219255), (235, 212724), (282, 177270), (285, 175404), (311, 160740), (342, 146170), (380, 131553), (423, 118180), (470, 106362), (564, 88635), (570, 87702), (622, 80370), (684, 73085), (705, 70908), (846, 59090), (855, 58468), (893, 55980), (933, 53580), (940, 53181), (1140, 43851), (1244, 40185), (1410, 35454), (1555, 32148), (1692, 29545), (1710, 29234), (1786, 27990), (1866, 26790), (2115, 23636), (2679, 18660), (2799, 17860), (2820, 17727), (3110, 16074), (3420, 14617), (3572, 13995), (3732, 13395), (4230, 11818), (4465, 11196), (4665, 10716), (5358, 9330), (5598, 8930), (5909, 8460), (6220, 8037)]