20761650

素因数分解:

$2^1\times 3^3\times 5^2\times 7^1\times {\mathrm{13}}^3$

素因数の和:67

約数の個数: 192

約数和(自身を含む): 70828800

約数和(自身を除く): 50067150

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 25, 26, 27, 30, 35, 39, 42, 45, 50, 54, 63, 65, 70, 75, 78, 90, 91, 105, 117, 126, 130, 135, 150, 169, 175, 182, 189, 195, 210, 225, 234, 270, 273, 315, 325, 338, 350, 351, 378, 390, 450, 455, 507, 525, 546, 585, 630, 650, 675, 702, 819, 845, 910, 945, 975, 1014, 1050, 1170, 1183, 1350, 1365, 1521, 1575, 1638, 1690, 1755, 1890, 1950, 2197, 2275, 2366, 2457, 2535, 2730, 2925, 3042, 3150, 3510, 3549, 4095, 4225, 4394, 4550, 4563, 4725, 4914, 5070, 5850, 5915, 6591, 6825, 7098, 7605, 8190, 8450, 8775, 9126, 9450, 10647, 10985, 11830, 12285, 12675, 13182, 13650, 15210, 15379, 17550, 17745, 19773, 20475, 21294, 21970, 22815, 24570, 25350, 29575, 30758, 31941, 32955, 35490, 38025, 39546, 40950, 45630, 46137, 53235, 54925, 59150, 59319, 61425, 63882, 65910, 76050, 76895, 88725, 92274, 98865, 106470, 109850, 114075, 118638, 122850, 138411, 153790, 159705, 164775, 177450, 197730, 228150, 230685, 266175, 276822, 296595, 319410, 329550, 384475, 415233, 461370, 494325, 532350, 593190, 692055, 768950, 798525, 830466, 988650, 1153425, 1384110, 1482975, 1597050, 2076165, 2306850, 2965950, 3460275, 4152330, 6920550, 10380825, 20761650]

約数ペア:

[(1, 20761650), (2, 10380825), (3, 6920550), (5, 4152330), (6, 3460275), (7, 2965950), (9, 2306850), (10, 2076165), (13, 1597050), (14, 1482975), (15, 1384110), (18, 1153425), (21, 988650), (25, 830466), (26, 798525), (27, 768950), (30, 692055), (35, 593190), (39, 532350), (42, 494325), (45, 461370), (50, 415233), (54, 384475), (63, 329550), (65, 319410), (70, 296595), (75, 276822), (78, 266175), (90, 230685), (91, 228150), (105, 197730), (117, 177450), (126, 164775), (130, 159705), (135, 153790), (150, 138411), (169, 122850), (175, 118638), (182, 114075), (189, 109850), (195, 106470), (210, 98865), (225, 92274), (234, 88725), (270, 76895), (273, 76050), (315, 65910), (325, 63882), (338, 61425), (350, 59319), (351, 59150), (378, 54925), (390, 53235), (450, 46137), (455, 45630), (507, 40950), (525, 39546), (546, 38025), (585, 35490), (630, 32955), (650, 31941), (675, 30758), (702, 29575), (819, 25350), (845, 24570), (910, 22815), (945, 21970), (975, 21294), (1014, 20475), (1050, 19773), (1170, 17745), (1183, 17550), (1350, 15379), (1365, 15210), (1521, 13650), (1575, 13182), (1638, 12675), (1690, 12285), (1755, 11830), (1890, 10985), (1950, 10647), (2197, 9450), (2275, 9126), (2366, 8775), (2457, 8450), (2535, 8190), (2730, 7605), (2925, 7098), (3042, 6825), (3150, 6591), (3510, 5915), (3549, 5850), (4095, 5070), (4225, 4914), (4394, 4725), (4550, 4563)]