18274500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:187

約数の個数: 144

約数和(自身を含む): 59963904

約数和(自身を除く): 41689404

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 31, 36, 45, 50, 60, 62, 75, 90, 93, 100, 124, 125, 131, 150, 155, 180, 186, 225, 250, 262, 279, 300, 310, 372, 375, 393, 450, 465, 500, 524, 558, 620, 655, 750, 775, 786, 900, 930, 1116, 1125, 1179, 1310, 1395, 1500, 1550, 1572, 1860, 1965, 2250, 2325, 2358, 2620, 2790, 3100, 3275, 3875, 3930, 4061, 4500, 4650, 4716, 5580, 5895, 6550, 6975, 7750, 7860, 8122, 9300, 9825, 11625, 11790, 12183, 13100, 13950, 15500, 16244, 16375, 19650, 20305, 23250, 23580, 24366, 27900, 29475, 32750, 34875, 36549, 39300, 40610, 46500, 48732, 49125, 58950, 60915, 65500, 69750, 73098, 81220, 98250, 101525, 117900, 121830, 139500, 146196, 147375, 182745, 196500, 203050, 243660, 294750, 304575, 365490, 406100, 507625, 589500, 609150, 730980, 913725, 1015250, 1218300, 1522875, 1827450, 2030500, 3045750, 3654900, 4568625, 6091500, 9137250, 18274500]

約数ペア:

[(1, 18274500), (2, 9137250), (3, 6091500), (4, 4568625), (5, 3654900), (6, 3045750), (9, 2030500), (10, 1827450), (12, 1522875), (15, 1218300), (18, 1015250), (20, 913725), (25, 730980), (30, 609150), (31, 589500), (36, 507625), (45, 406100), (50, 365490), (60, 304575), (62, 294750), (75, 243660), (90, 203050), (93, 196500), (100, 182745), (124, 147375), (125, 146196), (131, 139500), (150, 121830), (155, 117900), (180, 101525), (186, 98250), (225, 81220), (250, 73098), (262, 69750), (279, 65500), (300, 60915), (310, 58950), (372, 49125), (375, 48732), (393, 46500), (450, 40610), (465, 39300), (500, 36549), (524, 34875), (558, 32750), (620, 29475), (655, 27900), (750, 24366), (775, 23580), (786, 23250), (900, 20305), (930, 19650), (1116, 16375), (1125, 16244), (1179, 15500), (1310, 13950), (1395, 13100), (1500, 12183), (1550, 11790), (1572, 11625), (1860, 9825), (1965, 9300), (2250, 8122), (2325, 7860), (2358, 7750), (2620, 6975), (2790, 6550), (3100, 5895), (3275, 5580), (3875, 4716), (3930, 4650), (4061, 4500)]