2187366975

素因数分解:

$3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:258

約数の個数: 144

約数和(自身を含む): 4231229184

約数和(自身を除く): 2043862209

約数列:

[1, 3, 5, 9, 15, 25, 31, 45, 53, 61, 75, 93, 97, 155, 159, 183, 225, 265, 279, 291, 305, 465, 477, 485, 549, 775, 795, 873, 915, 1325, 1395, 1455, 1525, 1643, 1891, 2325, 2385, 2425, 2745, 3007, 3233, 3975, 4365, 4575, 4929, 5141, 5673, 5917, 6975, 7275, 8215, 9021, 9455, 9699, 11925, 13725, 14787, 15035, 15423, 16165, 17019, 17751, 21825, 24645, 25705, 27063, 28365, 29097, 29585, 41075, 45105, 46269, 47275, 48495, 53253, 73935, 75175, 77115, 80825, 85095, 88755, 100223, 123225, 128525, 135315, 141825, 145485, 147925, 159371, 183427, 225525, 231345, 242475, 266265, 300669, 313601, 369675, 385575, 425475, 443775, 478113, 501115, 550281, 676575, 727425, 796855, 902007, 917135, 940803, 1156725, 1331325, 1434339, 1503345, 1568005, 1650843, 2390565, 2505575, 2751405, 2822409, 3984275, 4510035, 4585675, 4704015, 7171695, 7516725, 7840025, 8254215, 9721631, 11952825, 13757025, 14112045, 22550175, 23520075, 29164893, 35858475, 41271075, 48608155, 70560225, 87494679, 145824465, 243040775, 437473395, 729122325, 2187366975]

約数ペア:

[(1, 2187366975), (3, 729122325), (5, 437473395), (9, 243040775), (15, 145824465), (25, 87494679), (31, 70560225), (45, 48608155), (53, 41271075), (61, 35858475), (75, 29164893), (93, 23520075), (97, 22550175), (155, 14112045), (159, 13757025), (183, 11952825), (225, 9721631), (265, 8254215), (279, 7840025), (291, 7516725), (305, 7171695), (465, 4704015), (477, 4585675), (485, 4510035), (549, 3984275), (775, 2822409), (795, 2751405), (873, 2505575), (915, 2390565), (1325, 1650843), (1395, 1568005), (1455, 1503345), (1525, 1434339), (1643, 1331325), (1891, 1156725), (2325, 940803), (2385, 917135), (2425, 902007), (2745, 796855), (3007, 727425), (3233, 676575), (3975, 550281), (4365, 501115), (4575, 478113), (4929, 443775), (5141, 425475), (5673, 385575), (5917, 369675), (6975, 313601), (7275, 300669), (8215, 266265), (9021, 242475), (9455, 231345), (9699, 225525), (11925, 183427), (13725, 159371), (14787, 147925), (15035, 145485), (15423, 141825), (16165, 135315), (17019, 128525), (17751, 123225), (21825, 100223), (24645, 88755), (25705, 85095), (27063, 80825), (28365, 77115), (29097, 75175), (29585, 73935), (41075, 53253), (45105, 48495), (46269, 47275)]