278299350

素因数分解:

$2^1\times 3^2\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{5197}}^1$

素因数の和:5239

約数の個数: 144

約数和(自身を含む): 904951008

約数和(自身を除く): 626651658

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 17, 18, 21, 25, 30, 34, 35, 42, 45, 50, 51, 63, 70, 75, 85, 90, 102, 105, 119, 126, 150, 153, 170, 175, 210, 225, 238, 255, 306, 315, 350, 357, 425, 450, 510, 525, 595, 630, 714, 765, 850, 1050, 1071, 1190, 1275, 1530, 1575, 1785, 2142, 2550, 2975, 3150, 3570, 3825, 5197, 5355, 5950, 7650, 8925, 10394, 10710, 15591, 17850, 25985, 26775, 31182, 36379, 46773, 51970, 53550, 72758, 77955, 88349, 93546, 109137, 129925, 155910, 176698, 181895, 218274, 233865, 259850, 265047, 327411, 363790, 389775, 441745, 467730, 530094, 545685, 618443, 654822, 779550, 795141, 883490, 909475, 1091370, 1169325, 1236886, 1325235, 1590282, 1637055, 1818950, 1855329, 2208725, 2338650, 2650470, 2728425, 3092215, 3274110, 3710658, 3975705, 4417450, 5456850, 5565987, 6184430, 6626175, 7951410, 8185275, 9276645, 11131974, 13252350, 15461075, 16370550, 18553290, 19878525, 27829935, 30922150, 39757050, 46383225, 55659870, 92766450, 139149675, 278299350]

約数ペア:

[(1, 278299350), (2, 139149675), (3, 92766450), (5, 55659870), (6, 46383225), (7, 39757050), (9, 30922150), (10, 27829935), (14, 19878525), (15, 18553290), (17, 16370550), (18, 15461075), (21, 13252350), (25, 11131974), (30, 9276645), (34, 8185275), (35, 7951410), (42, 6626175), (45, 6184430), (50, 5565987), (51, 5456850), (63, 4417450), (70, 3975705), (75, 3710658), (85, 3274110), (90, 3092215), (102, 2728425), (105, 2650470), (119, 2338650), (126, 2208725), (150, 1855329), (153, 1818950), (170, 1637055), (175, 1590282), (210, 1325235), (225, 1236886), (238, 1169325), (255, 1091370), (306, 909475), (315, 883490), (350, 795141), (357, 779550), (425, 654822), (450, 618443), (510, 545685), (525, 530094), (595, 467730), (630, 441745), (714, 389775), (765, 363790), (850, 327411), (1050, 265047), (1071, 259850), (1190, 233865), (1275, 218274), (1530, 181895), (1575, 176698), (1785, 155910), (2142, 129925), (2550, 109137), (2975, 93546), (3150, 88349), (3570, 77955), (3825, 72758), (5197, 53550), (5355, 51970), (5950, 46773), (7650, 36379), (8925, 31182), (10394, 26775), (10710, 25985), (15591, 17850)]