281501640

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{6571}}^1$

素因数の和:6612

約数の個数: 192

約数和(自身を含む): 1107250560

約数和(自身を除く): 825748920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 17, 18, 20, 21, 24, 28, 30, 34, 35, 36, 40, 42, 45, 51, 56, 60, 63, 68, 70, 72, 84, 85, 90, 102, 105, 119, 120, 126, 136, 140, 153, 168, 170, 180, 204, 210, 238, 252, 255, 280, 306, 315, 340, 357, 360, 408, 420, 476, 504, 510, 595, 612, 630, 680, 714, 765, 840, 952, 1020, 1071, 1190, 1224, 1260, 1428, 1530, 1785, 2040, 2142, 2380, 2520, 2856, 3060, 3570, 4284, 4760, 5355, 6120, 6571, 7140, 8568, 10710, 13142, 14280, 19713, 21420, 26284, 32855, 39426, 42840, 45997, 52568, 59139, 65710, 78852, 91994, 98565, 111707, 118278, 131420, 137991, 157704, 183988, 197130, 223414, 229985, 236556, 262840, 275982, 295695, 335121, 367976, 394260, 413973, 446828, 459970, 473112, 551964, 558535, 591390, 670242, 689955, 781949, 788520, 827946, 893656, 919940, 1005363, 1103928, 1117070, 1182780, 1340484, 1379910, 1563898, 1655892, 1675605, 1839880, 2010726, 2069865, 2234140, 2345847, 2365560, 2680968, 2759820, 3127796, 3311784, 3351210, 3909745, 4021452, 4139730, 4468280, 4691694, 5026815, 5519640, 6255592, 6702420, 7037541, 7819490, 8042904, 8279460, 9383388, 10053630, 11729235, 13404840, 14075082, 15638980, 16558920, 18766776, 20107260, 23458470, 28150164, 31277960, 35187705, 40214520, 46916940, 56300328, 70375410, 93833880, 140750820, 281501640]

約数ペア:

[(1, 281501640), (2, 140750820), (3, 93833880), (4, 70375410), (5, 56300328), (6, 46916940), (7, 40214520), (8, 35187705), (9, 31277960), (10, 28150164), (12, 23458470), (14, 20107260), (15, 18766776), (17, 16558920), (18, 15638980), (20, 14075082), (21, 13404840), (24, 11729235), (28, 10053630), (30, 9383388), (34, 8279460), (35, 8042904), (36, 7819490), (40, 7037541), (42, 6702420), (45, 6255592), (51, 5519640), (56, 5026815), (60, 4691694), (63, 4468280), (68, 4139730), (70, 4021452), (72, 3909745), (84, 3351210), (85, 3311784), (90, 3127796), (102, 2759820), (105, 2680968), (119, 2365560), (120, 2345847), (126, 2234140), (136, 2069865), (140, 2010726), (153, 1839880), (168, 1675605), (170, 1655892), (180, 1563898), (204, 1379910), (210, 1340484), (238, 1182780), (252, 1117070), (255, 1103928), (280, 1005363), (306, 919940), (315, 893656), (340, 827946), (357, 788520), (360, 781949), (408, 689955), (420, 670242), (476, 591390), (504, 558535), (510, 551964), (595, 473112), (612, 459970), (630, 446828), (680, 413973), (714, 394260), (765, 367976), (840, 335121), (952, 295695), (1020, 275982), (1071, 262840), (1190, 236556), (1224, 229985), (1260, 223414), (1428, 197130), (1530, 183988), (1785, 157704), (2040, 137991), (2142, 131420), (2380, 118278), (2520, 111707), (2856, 98565), (3060, 91994), (3570, 78852), (4284, 65710), (4760, 59139), (5355, 52568), (6120, 45997), (6571, 42840), (7140, 39426), (8568, 32855), (10710, 26284), (13142, 21420), (14280, 19713)]