123819390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{103}}^1$

素因数の和:191

約数の個数: 144

約数和(自身を含む): 352336608

約数和(自身を除く): 228517218

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 37, 38, 45, 57, 74, 90, 95, 103, 111, 114, 171, 185, 190, 206, 222, 285, 309, 333, 342, 361, 370, 515, 555, 570, 618, 666, 703, 722, 855, 927, 1030, 1083, 1110, 1406, 1545, 1665, 1710, 1805, 1854, 1957, 2109, 2166, 3090, 3249, 3330, 3515, 3610, 3811, 3914, 4218, 4635, 5415, 5871, 6327, 6498, 7030, 7622, 9270, 9785, 10545, 10830, 11433, 11742, 12654, 13357, 16245, 17613, 19055, 19570, 21090, 22866, 26714, 29355, 31635, 32490, 34299, 35226, 37183, 38110, 40071, 57165, 58710, 63270, 66785, 68598, 72409, 74366, 80142, 88065, 111549, 114330, 120213, 133570, 144818, 171495, 176130, 185915, 200355, 217227, 223098, 240426, 334647, 342990, 362045, 371830, 400710, 434454, 557745, 601065, 651681, 669294, 724090, 1086135, 1115490, 1202130, 1303362, 1375771, 1673235, 2172270, 2751542, 3258405, 3346470, 4127313, 6516810, 6878855, 8254626, 12381939, 13757710, 20636565, 24763878, 41273130, 61909695, 123819390]

約数ペア:

[(1, 123819390), (2, 61909695), (3, 41273130), (5, 24763878), (6, 20636565), (9, 13757710), (10, 12381939), (15, 8254626), (18, 6878855), (19, 6516810), (30, 4127313), (37, 3346470), (38, 3258405), (45, 2751542), (57, 2172270), (74, 1673235), (90, 1375771), (95, 1303362), (103, 1202130), (111, 1115490), (114, 1086135), (171, 724090), (185, 669294), (190, 651681), (206, 601065), (222, 557745), (285, 434454), (309, 400710), (333, 371830), (342, 362045), (361, 342990), (370, 334647), (515, 240426), (555, 223098), (570, 217227), (618, 200355), (666, 185915), (703, 176130), (722, 171495), (855, 144818), (927, 133570), (1030, 120213), (1083, 114330), (1110, 111549), (1406, 88065), (1545, 80142), (1665, 74366), (1710, 72409), (1805, 68598), (1854, 66785), (1957, 63270), (2109, 58710), (2166, 57165), (3090, 40071), (3249, 38110), (3330, 37183), (3515, 35226), (3610, 34299), (3811, 32490), (3914, 31635), (4218, 29355), (4635, 26714), (5415, 22866), (5871, 21090), (6327, 19570), (6498, 19055), (7030, 17613), (7622, 16245), (9270, 13357), (9785, 12654), (10545, 11742), (10830, 11433)]