72254805

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{389}}^1$

素因数の和:494

約数の個数: 64

約数和(自身を含む): 139276800

約数和(自身を除く): 67021995

約数列:

[1, 3, 5, 7, 15, 21, 29, 35, 61, 87, 105, 145, 183, 203, 305, 389, 427, 435, 609, 915, 1015, 1167, 1281, 1769, 1945, 2135, 2723, 3045, 5307, 5835, 6405, 8169, 8845, 11281, 12383, 13615, 23729, 26535, 33843, 37149, 40845, 56405, 61915, 71187, 78967, 118645, 166103, 169215, 185745, 236901, 355935, 394835, 498309, 688141, 830515, 1184505, 2064423, 2491545, 3440705, 4816987, 10322115, 14450961, 24084935, 72254805]

約数ペア:

[(1, 72254805), (3, 24084935), (5, 14450961), (7, 10322115), (15, 4816987), (21, 3440705), (29, 2491545), (35, 2064423), (61, 1184505), (87, 830515), (105, 688141), (145, 498309), (183, 394835), (203, 355935), (305, 236901), (389, 185745), (427, 169215), (435, 166103), (609, 118645), (915, 78967), (1015, 71187), (1167, 61915), (1281, 56405), (1769, 40845), (1945, 37149), (2135, 33843), (2723, 26535), (3045, 23729), (5307, 13615), (5835, 12383), (6405, 11281), (8169, 8845)]