20139900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{359}}^1$

素因数の和:404

約数の個数: 144

約数和(自身を含む): 67495680

約数和(自身を除く): 47355780

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 17, 20, 22, 25, 30, 33, 34, 44, 50, 51, 55, 60, 66, 68, 75, 85, 100, 102, 110, 132, 150, 165, 170, 187, 204, 220, 255, 275, 300, 330, 340, 359, 374, 425, 510, 550, 561, 660, 718, 748, 825, 850, 935, 1020, 1077, 1100, 1122, 1275, 1436, 1650, 1700, 1795, 1870, 2154, 2244, 2550, 2805, 3300, 3590, 3740, 3949, 4308, 4675, 5100, 5385, 5610, 6103, 7180, 7898, 8975, 9350, 10770, 11220, 11847, 12206, 14025, 15796, 17950, 18309, 18700, 19745, 21540, 23694, 24412, 26925, 28050, 30515, 35900, 36618, 39490, 47388, 53850, 56100, 59235, 61030, 67133, 73236, 78980, 91545, 98725, 107700, 118470, 122060, 134266, 152575, 183090, 197450, 201399, 236940, 268532, 296175, 305150, 335665, 366180, 394900, 402798, 457725, 592350, 610300, 671330, 805596, 915450, 1006995, 1184700, 1342660, 1678325, 1830900, 2013990, 3356650, 4027980, 5034975, 6713300, 10069950, 20139900]

約数ペア:

[(1, 20139900), (2, 10069950), (3, 6713300), (4, 5034975), (5, 4027980), (6, 3356650), (10, 2013990), (11, 1830900), (12, 1678325), (15, 1342660), (17, 1184700), (20, 1006995), (22, 915450), (25, 805596), (30, 671330), (33, 610300), (34, 592350), (44, 457725), (50, 402798), (51, 394900), (55, 366180), (60, 335665), (66, 305150), (68, 296175), (75, 268532), (85, 236940), (100, 201399), (102, 197450), (110, 183090), (132, 152575), (150, 134266), (165, 122060), (170, 118470), (187, 107700), (204, 98725), (220, 91545), (255, 78980), (275, 73236), (300, 67133), (330, 61030), (340, 59235), (359, 56100), (374, 53850), (425, 47388), (510, 39490), (550, 36618), (561, 35900), (660, 30515), (718, 28050), (748, 26925), (825, 24412), (850, 23694), (935, 21540), (1020, 19745), (1077, 18700), (1100, 18309), (1122, 17950), (1275, 15796), (1436, 14025), (1650, 12206), (1700, 11847), (1795, 11220), (1870, 10770), (2154, 9350), (2244, 8975), (2550, 7898), (2805, 7180), (3300, 6103), (3590, 5610), (3740, 5385), (3949, 5100), (4308, 4675)]